Bolt Carrier Groups

6.8 SPC BOLT CARRIER GROUP Nickel Boron treated parts include:  M16 Cut Bolt Carrier High quality bolt carrier assembly, the new Fail Zero nickel boron BCG. With cam pin and carrier key. Bolt & Extractor- 6.8 SPC Compatible 224...

FAILZERO 7.62X39 NO HAMMER BOLT CARRIER GROUP NIB Nickel Boron treated parts include: Bolt & Extractor (7.62x39 compatible) M16 Cut Bolt Carrier Cam Pin Carrier Key Made In the USA    

AR10 (.308) BCG - No Hammer Description This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers.  All critical parts are coated with EXO Nickel Boron technology that provides permanent dry...

FAILZERO LIGHTWEIGHT BOLT CARRIER GROUP Specs  - Carrier weighs only 6.4 oz and complete BCG is only 9.2 oz   - Compatible in all Mil-spec AR Platforms  - All components are EXO Nickel Boron with a high polish finish  -...

Failzero M16 Bolt Carrier Group - Nickel Boron Includes: Firing Pin Bolt Carrier Extractor Cam Pin Carrier Key Bolt & Extractor (5.56 / .223 Compatible)

LOSOK CUSTOM ARMS .308 BOLT CARRIER GROUP For AR-10/LR-308 rifles 158 Carpenter Steel Bolt with Nickel Boron Finish 8620 Steel Carrier with Black Phosphate Finish Made in the USA

Titanium Nitride coated Milspec Carpenter No. 158® steel bolt Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor...

M16 Bolt Carrier Group 5.56 - Blue  8620 M16 Style Carrier Ionbond Coating (PVD) Heat Treated Final Grind Before Plating 9310 5.56/.223 Bolt Heat Treated Shot Peened Blacknitride+™ by H&M MPI 4140 Billet Gas...

M16 Bolt Carrier Group 5.56 - Chameleon 8620 M16 Style Carrier Ionbond Coating (PVD) Heat Treated Final Grind Before Plating 9310 5.56/.223 Bolt Heat Treated Shot Peened Blacknitride+™ by H&M MPI 4140 Billet Gas...

PREMIERE FIREARMS AR15 BOLT CARRIER GROUP AND AMBIDEXTROUS CHARGING HANDLE COMBO M16-cut carrier Machined from 8620 tool steel (carrier) and 9310 steel (bolt) Carrier has forward assist serrations Salt bath black nitride finish – advanced...

NICKEL BORON 7.62X39 BOLT CARRIER GROUP Bolt Bolt Carrier Extractor Cam Pin Carrier Key Firing Pin Nickel Boron Finish    

NICKEL BORON M16 BOLT CARRIER GROUP Milspec Carpenter No. 158® steel bolt Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor...

Nickel Boron M16 Bolt Carrier Group  Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor O-ring Insert 223/5.56/300...

Nickel Boron M16 Bolt Carrier Group - High Polish Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor O-ring Insert 223/5.56/300...

NON-SERRATED LOW MASS M16 BOLT CARRIER GROUP Caliber: .223 / 5.56 / 300 Blackout Enhanced 9310 Steel (Bolt) 8620 Tool Steel (Carrier) Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring Tool Steel Extractor Shrouded Firing...

Odin Works 9mm Enhanced Bolt Carrier Group - Black 416 Heat Treated Stainless Steel Carrier  174 Heat Treated Stainless Steel Firing Pin Specifically Designed 9mm Extractor 174 Heat Treated Alignment Screws Proprietary Firing Pin Retainer No...

Odin Works Stainless Steel 9mm BCG Designed for Semi-Auto 9mm AR15 Specifically designed 9mm extractor for reliability Hybrid design works with Colt or Glock platform Proprietary threaded firing pin retainer for easy service 416 heat treated...

PREMIERE FIREARMS AR15 BOLT CARRIER GROUP M16-cut carrier Machined from 8620 tool steel (carrier) and 9310 steel (bolt) Carrier has forward assist serrations Salt bath black nitride finish – advanced lower friction coating that minimizes the...

Chrome AR15 Bolt Carrier Group Milspec Carpenter No. 158® steel bolt Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor...

Gold AR15 Bolt Carrier Group Milspec Carpenter No. 158® steel bolt Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor...