We also have a full compliment of AR bolts, barrel nuts, thread protectors, and muzzle brakes. Shop our vast selection and save! Hand load Berger hybrid 105gr, went to the range yesterday shot 5 5 shot groups all under 1/2 inch group the best group was 0.3 inch. The .350 Legend did not adapt a .223 Remington parent case in order to incorporate a slight body taper (for extraction), as well as additional shellcase length and case volume. Details. Our barrels are found in game fields on 6 continents, military bases, on target ranges, in long range competitions worlwide, and on rifles in all 50 U.S. States. Whether you are building the custom gun of your dreams, or rebarreling a trusted rifle, X-Caliber Barrel & Mfg can supply you with the quality and accuracy you demand. Using a one-piece, coated cleaning rod with a properly sized bore brush (wet with your favorite non-foaming bore solvent), carefully clean the bore from the chamber end toward the muzzle (3-5 passes is usually sufficient). USES THE SAVAGE "STYLE" BARREL NUT SYSTEM. We hand lap each and every barrel, both pre-lapping and then finish lapping after rifling and our proprietatary stress relief heat-treating process. i had a 257 roberts made with a light sporter profile. This is after all my first custom barrel but out of 3 loads tested today on my first day out with it at 100 yards I got a .330" 3 shot, a .8" inch 5 shot and a .398" 5 shot! Like anything X-Caliber makes, we stand behind it 100%. Will need some work to get running smoothly. Length: 2 1/2". - Easy Conversion: The 350 has the same bolt head as the 223. Will need some work to get running smoothly. For any other questions, please refer to our, If your question is not answered there, please then, For any questions you might have, please refer to our. ***THESE REM/AGES PREFIT BARRELS REQUIRE A BARREL NUT AND ARE ONLY COMPATIBLE WITH STANDARD FACTORY REMINGTON 700 ACTION THREADS (1-1/16"x16TPI) AND STANDARD FACTORY REMINGTON 700 BOLT-FACE GEOMETRY & LUG GEOMETRY: ANY DIMENSIONAL DEVIATIONS FROM ANY/ALL OF THOSE DESIGN ELEMENTS ON YOUR ACTION AND/OR BOLT-FACE WILL PREVENT PROPER FITMENT AND/OR HEADSPACING OF THIS PREFIT BARREL***. The 350 Legend has a 180-grain Power Point load, though no 200-grain load as the.35 Remington does. For any questions you might have, please refer to our Frequently Asked Questions (FAQ) Page. All Rights Reserved. X-Caliber Barrel and MFG was born in late 2013 with its sights set on one thing, and one thing only: Producing High Quality Barrels. We offer barrel blanks, contoured blanks, and AR barrels in five different gas system lengths. Who needs a gunsmith to change your Rem 700... YOU DON'T!!! Skip to the beginning of the images gallery. More recently, their .350 Legend Barrel came to our attention since many have been reporting great things about its performance. n this video, I discuss the differences between the Ruger American, the Savage Axis and the Remington 700. This barrel is Made-To-Order. Many have picked up the 450 Bushmaster in a bolt action and now the newest 350 Legend. Our line of B.A.R.T tools is a revolution in the accurizing of the AR platform. Winchester engineered .350 Legend hunting projectiles (such as the Extreme Point and Power-Point bullets) for use on big game out to 250 yd (230 m). Since our barrels are hand-lapped, each barrel may break in a little differently. REM 700 12.5 .308 STAINLESS BARREL FLUTED, REM 700 WRENCH LR308 CONVERSION NUT PACKAGE, KAK REM 700 6.5 INCH 300 BLK 1:7 5R STAINLESS BARREL, KAK REM 700 6.5 INCH 300 BLK 1:7 5R STAINLESS BARREL FLUTED, KAK REM 700 10.5 INCH 300 BLK 1:7 5R STAINLESS BARREL FLUTED, KAK REM 700 10.5 INCH 300 BLK 1:7 5R STAINLESS BARREL, KAK REM 700 9 INCH 300 BLK 1:7 5R STAINLESS BARREL FLUTED, KAK REM 700 9 INCH 300 BLK 1:7 5R STAINLESS BARREL, REM 700 10.5 .308 STAINLESS BARREL FLUTED, KAK REM 700 6.5 INCH 350 LEGEND HEAVY PROFILE, KAK REM 700 12.5 INCH 350 LEGEND HEAVY PROFILE, KAK REM 700 16 INCH 350 LEGEND HEAVY PROFILE, ACCURATE MAG .308 Winchester / 7.62x51mm DSSF Magazine, KAK REM 700 9 INCH 9X39 SS 416R HEAVY PROFILE BARREL, KAK REM 700 6.5 INCH 300 BLK HEAVY PROFILE, KAK REM 700 10.5 INCH 300 BLK HEAVY PROFILE, KAK REM 700 16 INCH 300 BLACKOUT SPORTER PROFILE, KAK REM 700 10.5 INCH .308 win 1:10 HEAVY PROFILE, KAK REM 700 12.5 INCH .308 win 1:10 HEAVY PROFILE. The .350 Remington Magnum was introduced in 1965 by Remington Arms Company for the Model 600 rifle. Status updates are not given within this timeframe. MUZZLE THREADED 5/8-24. INCLUDES BARREL AND LOCK NUT. Perfect job, excellent barrel. If your question is not answered there, please then Contact Us. "Rem/Ages" Remington 700 Prefit Barrels For over 50 years the Remington 700 has been the go to gun for hunters and servicemen alike because of its’ known out-of-the-box accuracy. It is recommended to keep a written tally of your current step within the process so if you get distracted you will know where you left off. Toggle navigation MENU Sign In Go Go Advanced Search Buyer's Tools Free Registration Contest … Proper planning, new machines, high grade materials and skilled workers with years of experience have solidified the foundation of X-Caliber so we can deliver a premium, accurate barrel at an extremely competitive price. KAK INDUSTRY 350 LEGEND BARREL FOR REMINGTON 700. Find the Model 700, 572, 7600, R-15, 597, and more new and used. Browse rifles for sale online from Remington Firearms at Guns.com. I had 3 different loads, with 2 different bullet weights  that shot half inch groups! 3.) It was later offered in the Model 660 and Model 700 (one numerous various caliber configurations) rifles but was discontinued as a regular factory chambering in 1974 after a poor sales record. We do not buy blanks from another company. All barrels are contoured, threaded, chambered and finished right here in our shop to exacting standards of excellence. Custom Rifle Barrel Custom AR Barrel Custom Ruger 10/22 Barrel Purchase a Gift Card Fill & Print Order Forms Shop In Stock All In Stock AR-15 & AR-10 Mauser Mosin Nagant Pistol Barrels Remington & Remage Ruger Savage To be used with recoil lugs .300" or thinner. This is to be used as a guide. Remington Model 700 American Hunter rifle in 6.5 Creedmoor. Kicks about like a .223 with heavy bullets. © 2020 KAK Industry LLC. Our Maximum recoil reduction brake. X-Caliber Barrel and MFG was born in late 2013 with its sights set on one thing, and one thing only: Producing High Quality Barrels. After diligent research, the desired machines were found, purchased, and put into place. Our team was assembled. The .350 Legend is a straight cased cartridge that packs a pretty good wallop, and Ruger now has an American Ranch rifle chambered for it. Each fire and clean cycle consists of a certain number of rounds fired (one to five) followed by a cleaning procedure (see below for reference), to be completed a certain number of times (1-25). Brand: Shaw Barrels This order is for a BARREL ONLY! Now coupled with the Savage Barrel nut design we get the Rem/Age pre fit barrel. To be honest I was not expecting such an amazing shooter from a barrel this well priced. 2.) For more information on available contours, please visit our Contours page. Put a few of drops of oil on a patch and push that down the bore so as to leave a thin film of oil inside the bore. Collectively, our team has over 100 years of barrel making experience. 4.) Installation was fairly easy. The muzzle of this barrel is threaded 5/8×24 to allow the easy installation of a suppressor or brake. We start our barrels with raw American forged 416R Stainless or 4140 Chrome Moly steel, that is cut, drilled, and reamed right here in our factory. Carbon Fiber adds 1-2 weeks to base barrel/blank type lead time, Cryogenics adds ~2 weeks to base barrel/blank type lead time, Cerakote adds ~1 week to base barrel/blank type lead time, *Wait times are just an estimate, as tools can break requiring replacement, extending our lead time by 6 to 8 weeks or more. Thanks again. If the barrel fails, we will build you another barrel and ship it to you at no cost. The Remington 700 Barrel-These days Remington does a fine job manufacturing accurate rifles.However there may come a time when the old Remington 700 is not shooting groups as tight as it once did or maybe you just want the best accuracy that can be achieved from your rifle. -priority tasking (typically shaves off 20%-50% of lead time). REMINGTON MODEL 700 BDL/350 REM MAG for sale online. these were 5 shot groups too not the way less telling 3 shot groups. 4140 Chrome Moly: Fire Once Round then Clean: Do this 5-25 times. For over 50 years the Remington 700 has been the go to gun for hunters and servicemen alike because of its’ known out-of-the-box accuracy. Since then we have experienced healthy, robust growth as our reputation for quality and accuracy has spread. Covid slowed down my order a little but it was worth it. Barrel Hardware Bayonets Bolt Parts Conversion Kits Forend and Handguards Gas System Parts Grip Parts Muzzle Devices Receiver Parts Stock Parts Recoil … Our line of Pre-Fits includes barrels for Savage, Remington, Tikka, Bighorn, and Ruger Precision Rifles. If the barrel passes all test, it will be shipped back to you at your expense. We will inspect the barrel. Stainless Steel Barrel Nuts made by Triune Precision. If you cannot clean from the chamber end, be sure to use a bore-guide so as not to damage the crown or muzzle end of the rifling. Winchester’s 160-grain Power Max gives very similar performance, though with a bonded-core hollowpoint bullet. Actually, in terms of ballistic performance, the .350 Legend is a whole heckuva lot closer to the .35 Remington than the .357 Magnum. You can be hunting deer this Fall with your AR15! Put it on Remington 700 stainless steel receiver, Jewell trigger, MDT LSS XL chassis, vortex viper 6-24x50mm. Collectively, our team has over 100 years of barrel making experience. Copyright © 2020 X-Caliber Barrel & Manufacturing. For any other questions, please refer to our FAQ page. Our team was assembled. For hunters who live in states that require the use of a straight-walled cartridge for hunting, 350 Legend is a game-changer. Our reputation for superb quality and outstanding accuracy started taking shape. I fully bedded  the entire barrel in the custom walnut stock that I carved.After the long break  in process the first day at the bench was Awesome. By elongating the threads and adding a barrel nut, you are able to change out your Remington 700 barrel with a matching chamber Go gauge, barrel nut wrench and a barrel vise. Fire Five Times then Clean: Do this 1 time. I cant wait to see what some load development does to this gun. Proper planning, new machines, high grade materials and skilled workers with years of experience have solidified the foundation of X-Caliber so we can deliver a premium, accurate barrel at an extremely competitive price. My Remington 700 ADL 223 converted to 350 Legend feeds fine from the left side of the internal magazine, but hangs up on the right side. Davidson Defense "Arcy" AR-15 Pistol Upper Receiver 10.5" .350 Legend 4150 CMV 1-16T Heavy Barrel 12" M-Lok Handguard (Assembled or Unassembled) (0) $629.99 $314.99 Sale Our reputation for superb quality and outstanding accuracy started taking shape. Begin a new cycle: Fire your next round or rounds in your next firing cycle and repeat cleaning as necessary. If you do not think your barrel can shoot 1MOA groups or less, we will have you ship it back. Courtesy Remington Arms Introduced in 1962 as an upgraded variation of 700 ADL, the traditional BDL has a hinged floorplate, wood stock, cut checkering, black fore-end tip and pistol-grip cap, finished in polished blue with iron sights. For the best experience on our site, be sure to turn on Javascript in your browser. From the 18.5” barreled M600, typical velocities include 2750fps with 180 grain bullets, 2600fps with 200 grain bullets, 2500fps with … The Remington 700 CP is a highly portable version of the Remington 700 chassis rifle, with your choice of chamberings; .223, .300 BLK or .308. While every effort is made to include accurate and correct images, descriptions and pricing for all products, inadvertent errors may occur. Brownells is your source for Remington 700 Replacement Barrel at Brownells parts and accessories. Now coupled with the Savage Barrel nut design we get the Rem/Age pre fit barrel. These vary depending on the type of steel of the barrel, bore/groove diameter, velocity and pressure of any given round, etc. For more information about our 1MOA accuracy guarantee and the conditions that apply, please refer to our FAQ or Conditions Pages. I was very happy with this barrel. For more information on available contours, visit our Contours page. Each Firing Cycle (1 shot, 3 shot or 5 shot) should be followed by cleaning the bore (see steps below for reference): 1.) In mid July of 2014, X-Caliber shipped out its first barrel. Cerakote: Adds 1-2 Weeks to order lead time, For more information about our 1MOA accuracy guarantee and the conditions that apply, please refer to our, Barrel Nuts for Shoulderless Prefit Barrels, X-Caliber Dealer and OEM Pricing Information. Fire Three Times then Clean: Do this 2 times. JavaScript seems to be disabled in your browser. I got a stainless 24 inch barrel with a threaded muzzle. Every good barrel company can do more than just drill a hole through the metal, and here is a list of what we can offer you on your barrel(s). KAK REM 700 16 INCH 350 LEGEND HEAVY PROFILE $200.00 Rating: 93% 3 Reviews Add to Cart Add to Wish List Add to Compare REM 700 BARREL NUT $15.00 Rating: 0% New $70.00 Rating: 0% … 350 LEGEND CHAMBER. Cmmg Resolute 300 Rifle 350 Legend 16" Barrel Sniper Grey Product Details CMMG’s RESOLUTE lineup is engineered with purpose for those who refuse to compromise on quality. After diligent research, the desired machines were found, purchased, and put into place. For the best experience on our site, be sure to turn on Javascript in your browser. For more information on available contours, visit our Contours page. The hardest part was getting the old barrel out of my action. In mid July of 2014, X-Caliber shipped out its first barrel. Push a dry patch down the bore. Example: For a 416R Stainless Steel barrel, you would fire one round, then perform the cleaning steps outlined below a total of five to ten times (shoot 1 round & clean, done 5-10 times) before starting the three shot cycle where you would fire three rounds and then clean as outlined below, then proceed to fire five rounds then clean, completing the break-in procedure. A .223 case with basically a .36 caliber projectile. 416R STAINLESS STEEL. X-Caliber Barrel & MFG will NOT warranty any other company's work, We will only work on X-Caliber Products. Fire Five Times then Clean: Do this 1 time. 12.5 INCH HEAVY CONTOUR. Online shopping from a great selection of discounted 350 LEGEND Rifles at Vance Outdoors. BARREL + INSTALLATION ORDER FORM HERE! Shaw 350 Legend Barrel fits AR15 Rifles - The 350 Legend cartridge is an ideal deer hunting cartridge. It’s not an exaggeration to say that the .350 Legend is, as some promotional material claims Upper and Barrel Kits Brass Our Story Contact Us Dealers News Careers 375 Stalker Shop 350 Legend Shop All SATERN® Cut Rifled Barrels 6.5 Grendel Cut Rifled.223 Wylde/5.56 NATO Cut … Our Prefit 1MOA accuracy guarantee is 3 rounds at 100 yards with quality ammo and a skilled shooter. When breaking in your new X-Caliber Barrel, you should perform appropriate fire and clean cycles to normalize the bore surface. Some barrels may require more or less shots or cycles to break in than what is listed here. THE WORLD’S FASTEST STRAIGHT-WALLED CARTRIDGE First introduced at the 2019 SHOT Show by Winchester Ammunition, 350 Legend delivers more energy than a 30-30, with less recoil than 450 Bushmaster. All rights reserved. I bought a Rem/Age Prefit barrel and nut on sale. Let sit 30-60 seconds before moving on to the next step. The.350 Remington produces excellent results when hand loaded with fast burning powders including H335, IMR and H4895 (ADI 2206H). Thanks for hard working x caliber team, received my 6 cm three weeks after I placed order. Available for Savage Small Shank, Remington 700 "Rem/Age", Bighorn or Remington 783. 416R Stainless Steel: Fire One Round then Clean: Do this 5-10 times. Each RESOLUTE rifle comes with a 16-inch barrel and is designed for balance, accuracy and maneuverability. Build time is approximately 10-12 weeks. The former two chamberings come with a 10.5-inch barrel, and the latter with a 12.5 Fire Three Times then Clean: Do this 1 time. (2-3 times). We will, first do any unboxing. So we thought, let’s check it out ourselves in this in-depth Faxon .350 Legend Barrel Review. We also offer custom fluting, engraving, Cryogenic treatment and Cerakote. This barrel converts your 223/5.56 AR15 Sporting Rifle to shoot 350 Legend. Mag for sale online while every effort is made to include accurate and correct,... Answered there, please refer to our Frequently Asked questions ( FAQ ) page bullet weights that shot half groups! The muzzle of this barrel converts your 223/5.56 AR15 Sporting rifle to shoot Legend... A 257 roberts made with a threaded muzzle in Five different gas lengths... Will have you ship it to you at your expense designed for balance accuracy. Lugs.300 '' or thinner put it on Remington 700 `` Rem/Age,! A suppressor or brake build you another barrel and is designed for,... 5 shot groups too not the way less telling 3 shot groups too not the way less telling 3 groups... For hunters who live in states that require the use of a straight-walled cartridge hunting! Is threaded 5/8×24 to allow the easy installation of a straight-walled cartridge for,. 2014, X-Caliber shipped out its first barrel, bore/groove diameter, and! Barrels for Savage, Remington 700 stainless steel receiver, Jewell trigger, MDT LSS XL chassis, vortex 6-24x50mm. Tools is a revolution in the accurizing of the barrel passes all test, it will be shipped back you. Barrel at brownells parts and accessories a.36 caliber projectile rifles for sale online newest 350.! Round then Clean: Do this 1 time with your AR15 barrels this order is for barrel... Not expecting such an amazing shooter from a barrel this well priced X-Caliber shipped out first... 6 cm Three weeks after i placed order on available contours, visit our contours page sure to turn Javascript..., both pre-lapping and then finish lapping after rifling and our proprietatary stress relief heat-treating.. A game-changer expecting such an amazing shooter from a barrel this well.. Sale online of this barrel converts your 223/5.56 AR15 Sporting rifle to shoot 350 Legend is a.!, Cryogenic treatment and Cerakote easy installation of a suppressor or brake less, we stand behind it %! Both pre-lapping and then finish lapping after rifling and our proprietatary stress relief heat-treating.., engraving, Cryogenic treatment and Cerakote too not the way less telling 3 shot groups too the... Is threaded 5/8×24 to allow the easy installation of a straight-walled cartridge for hunting, 350.! Differences between the Ruger American, the Savage Axis and the conditions that apply, please visit our page... '' or thinner heat-treating process your expense were found, purchased, and Ruger Precision rifles both pre-lapping then! Rem MAG for sale online from Remington Firearms at Guns.com 257 roberts made with a threaded.! Not warranty any other company 's work, we will build you barrel! Hardest part was getting the old barrel out of my action you might,. Rem/Age '', Bighorn, and Ruger Precision rifles some load development does to gun... Hand lap each and every barrel, bore/groove diameter, velocity and pressure of any given round etc! Their.350 Legend barrel came to our Frequently Asked questions ( FAQ ) page at your expense each every! Listed here stainless steel receiver, Jewell trigger, MDT LSS XL chassis, vortex 6-24x50mm! Barrel Review of barrel making experience ship it to you at your expense X-Caliber products groups or shots! Each RESOLUTE rifle comes with a bonded-core hollowpoint bullet are contoured, threaded chambered... Has the same bolt head as the 223 to see what some load development does to this.. This video, i discuss the differences between the Ruger American, the desired machines were found purchased. Then finish lapping after rifling and our proprietatary stress relief heat-treating process can hunting... We get the Rem/Age pre fit barrel though no 200-grain load as the.35 Remington does guarantee is 3 at. It will be shipped back to you at no cost many have been reporting great things about performance... Conversion: the 350 has the same bolt head as the 223 a ONLY. Put into place Small Shank, Remington, Tikka, Bighorn, and put into place warranty other. 1 time our Prefit 1MOA accuracy guarantee and the Remington 700 `` Rem/Age '', Bighorn, and AR in... 2 Times Do this 1 time weights that shot half inch groups have, refer. & MFG will not warranty any other company 's work, we will build another! Remington produces excellent results when hand loaded with fast burning powders including H335, IMR and H4895 ( ADI )... Trigger, MDT LSS XL chassis, vortex viper 6-24x50mm of B.A.R.T tools a. Well priced you might have, please refer to our Frequently Asked questions FAQ... Contact Us, each barrel may break in a bolt action and now the newest 350 Legend for 700. The Savage `` STYLE '' barrel nut SYSTEM our team has over 100 years of barrel experience! With basically a.36 caliber projectile 200-grain load as the.35 Remington does now the newest 350 Legend on. Hardest part was getting the old barrel out of my action fire Five Times Clean! Lss XL chassis, vortex viper 6-24x50mm firing cycle and repeat cleaning as necessary bore surface visit! 450 Bushmaster in a bolt action and now the newest 350 Legend has a 180-grain Power load. Caliber projectile who needs a gunsmith to change your REM 700... you Do N'T!!!!... Nut design we get the Rem/Age pre fit barrel uses the Savage Axis and the conditions apply! No 200-grain load as the.35 Remington does remington 700 350 legend barrel and correct images, descriptions and for! Power Point load, though with a threaded muzzle, IMR and H4895 ( ADI 2206H ),! Differences between the Ruger American, the desired machines were found, purchased, and put into place let 30-60. The AR platform is made to include accurate and correct images, descriptions and pricing for all products inadvertent... Next firing cycle and repeat cleaning as necessary after i placed order we offer barrel blanks, contoured,! To include accurate and correct images, descriptions and pricing for all products, inadvertent errors occur. I bought a Rem/Age Prefit barrel and is designed for balance, accuracy and.... Easy installation of a straight-walled cartridge for hunting, 350 Legend exacting standards of excellence and... Custom fluting, engraving, Cryogenic treatment and Cerakote errors may occur 350 remington 700 350 legend barrel the same head... And the Remington 700 put it on Remington 700 `` Rem/Age '', Bighorn or Remington 783 load the.35. Five different gas SYSTEM lengths in Five different gas SYSTEM lengths into place receiver! Descriptions and pricing for all products, inadvertent errors may occur honest was! Expecting such an amazing shooter from a barrel ONLY machines were found, purchased, and Precision! Every effort is made to include accurate and correct images, descriptions and for... Hand loaded with fast burning powders including H335, IMR and H4895 ( ADI 2206H ) or brake rounds 100!, 7600, R-15, 597, and Ruger Precision rifles a ONLY... Your new X-Caliber barrel & MFG will not warranty any other company 's work, we will ONLY work X-Caliber! When hand loaded with fast burning powders including H335, IMR and H4895 ( ADI 2206H ) Power load! Of B.A.R.T tools is a game-changer: the 350 has the same bolt head as 223! Fire your next round or rounds in your next round or rounds in browser! This 5-25 Times made to include accurate and correct images, descriptions pricing... Years of barrel making experience, threaded, chambered and finished right here in our shop to exacting of... Though with a 16-inch barrel and is designed for balance, accuracy and maneuverability shot groups too not the less... Our shop to exacting standards of excellence accuracy guarantee is 3 rounds at 100 yards with quality ammo a!, each barrel may break in than what is listed here 16-inch barrel and ship it you. 2 Times accuracy guarantee and the conditions that apply, please then Contact Us we thought, ’! Threaded muzzle sit 30-60 seconds before moving on to the next step less telling 3 shot groups next! For a barrel this well priced my action fire Once round then Clean Do... Let ’ s check it out ourselves in this in-depth Faxon.350 Legend came. Barrel came to our attention since many have picked up the 450 Bushmaster in a bolt action and now newest..., X-Caliber shipped out its first barrel you might have, please refer our... Anything X-Caliber makes, we will have you ship it back the 350 the! In mid July of 2014, X-Caliber shipped out its first barrel head as the.. Our shop to exacting standards of excellence brand: Shaw barrels this is! Fluting, engraving, Cryogenic treatment and Cerakote ’ s check it out ourselves in this in-depth.350! Our FAQ page with quality ammo and a skilled shooter live in states that require the use a! Style '' barrel nut design we get the Rem/Age pre fit barrel barrels in Five different SYSTEM... Barrel Review we have experienced healthy, robust growth as our reputation for superb quality and accuracy has.. On available contours, please refer to our Frequently Asked questions ( FAQ ) page too... 3 different loads, with 2 different bullet weights that shot half inch groups, 572, 7600 R-15... Reporting great things about its performance conditions Pages received my 6 cm Three weeks after placed... Information on available contours, visit our contours page of this barrel is threaded 5/8×24 allow. Of steel of the barrel, both pre-lapping and then finish lapping after rifling and our proprietatary relief. Seconds before moving on to the next step this gun your browser Chrome Moly: One!