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RCM HK STYLE 53 BARREL

Beautifully Machined from a CHF blank and Nitrided for long life and corrosion resistance. Chambered in 5.56 NATO with 16 flutes like factory. Simply the finest 53 barrel on the market for new builds or replacing a worn out one.

922r Compliant counts as 1 US made part
Cold Hammer Forged Steel
Built to HK Specifications
Nitride Finish (Same process that Sig & Glock use)

Overall Length – 8.275 inches
Chambered – 5.56 NATO (.223)
1/7 barrel twist
Fully Fluted Chamber – HK German Specs

RCM HK STYLE 33/93 CHF BARREL

Beautifully Machined from a CHF blank and Nitrided for long life. 5.56 NATO chamber with 16 flutes just like factory. The finest replacement barrel out there bar none.

922R Compliant (Counts as 1 US made part for builds)
Cold Hammer Forged Steel (proven HK barrel process)
Built to HK German Specifications
Nitride Finish

Overall Length – 16.1 inches
Chambered – 5.56 NATO (.223)
1/7 twist
Fully Fluted Chamber – To HK German Specifications

Please note: The factory correct length of an HK33 barrel is LESS than 16″ we offer the 16.1 length barrel to make it easier for NFA rule and compliance.

RCM HK STYLE FACTORY 94 BARREL

Profiled & chambered in the desirable 16 flute chamber profile. Each barrel is then finished with the ultra desirable “nitrided” process for ultra long life and the finest in corrosion resistance. This barrel offering is the finest HK94 style barrel available. Perfect for your HK94 or MP5 custom style builds. As an added bonus each barrel counts as 1 US made compliant part. 100% US made and machined from the finest CHF barrel blanks in the US. When only the finest of barrels will do this is it!

For use in all MP5, 94 builds:

HK94, HK MP5 Builds
Custom builds or cut down builds

Features:

16.5″ overall length.
Features the latest updated HK94 contour, modeling & style
Finished in the ultra desirable “Nitride” process inside & out
Cold hammer forged barrel blanks
True factory spec 16 flute chamber for the utmost in reliability
Simply the finest US made barrel available!

RCM 300 BLACK OUT LOCKING PIECE

New 300 Black Out Locking Piece for custom 300 builds or other custom 300 BLK HK style roller locked firearms. Made from ordnance grade steel and properly heat treat like the rest of our Locking Pieces.

RCM 300 BLACK OUT BARREL 8.175 LENGTH

Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and cans in the 5/8″ -24 thread pitch. Although, this barrel is perfect for just about any .300 BLK can or application.

922r Compliant (counts as 1 US made part)
Made From 4140R Steel
Nitride Finish (Same process that Sig & Glock use)
Can be used with all weight and grains of .300 BLK ammo

Overall Length – 8.175 inches
Chambered – 300 Blackout
1/7 barrel twist
Threaded 5/8″-24
Fully Fluted Chamber

RCM FRONT SIGHT WITH INTEGRATED BLADE

” NEW” RCM Front Sight with sight pin machined in it. This design incorporates the blade into the part. Plus we made the pin twice as thick. Machined from billet 1018 CR. If you want to make it into a night just paint the tip of the pin with Bright Sight. A paint made for builders who don’t want to pay for expensive night sights.

RCM HK STYLE 9MM BOLT HEAD COMPLETE

Each Bolt Head incorporates a mixture of the finest quality RCM parts. Making up a new complete bolt head ready for use. Ideal to replace out of spec bolt heads, worn out or old generation bolts. Fits on semi or full auto 9mm’s pistols or rifles. Each bolt head is made from a solid billet with the new Action 3 roller retainer spring and all upgraded “F” style specification and enhancements.

RCM Bolt Head – Made made from an enhanced steel
RCM Extractor – Made to true F specs of enhanced steel
Extractor spring
Roller retainer spring upgrade
8mm rollers (pair)
Roller retainer pin

Fits all 9mm roller locks:

MP5, MP5K
SP89, HK94
Zenith, POF, Clones & Custom builds

All of our US made parts use a new enhanced grade steel, heat treated to HK factory specifications. As an added bonus each bolt head counts as 1 US Compliant part. This is simply the finest bolt head HK or otherwise for the money. Made right here in the USA with all of the latest upgrades & improvements.

RCM MP5K/PDW “F” STYLE F/A BOLT GROUP

Each bolt group incorporates RCM’s F Style K Carrier, Bolt Head, Extractor and 110 degree Locking Piece, We teamed up with other manufactures for the supporting parts that are made to the highest degree of quality. This Group is 100% US made and the finest out there. Complete and ready to drop in and use. Ideal to replace those out of spec bolt groups or to keep as spare parts. Each MP5K/PDW F/A bolt group will work with semi or full auto 9mm’s pistol or rifles.

Each 9mm HK MP5K/PDW Bolt group includes:

RCM Bolt Head- True F Style, Complete with RCM Extractor,Spring and Roller Set
RCM Locking Piece- 110 degree
Firing Pin- US to exact HK specs
Firing Pin Spring- US to HK specs
RCM K Bolt Carrier- latest F style
Recoil Assembly- US made & micro polished for enhanced reliability
Simply the finest American Made Bolt Group Available for a fair and honest price. ANYWHERE!

Fits all 9mm:

MP5K/PDW
Clones or other custom builds