BCG & COMPONENTS

Model: AR Parts Specifications

RCA 5.56 Black Nitride Bolt Carrier Group M16 - Noveske marked with a black nitride finish. Carrier features 8620 steel with 158 Carpenter Steel bolt and 9310 tool steel extractor and cam pin. - Much more than typical Parkerizing phosphating or black...

Model: AR Parts Specifications

The Enhanced Bolt Carrier Group for AR15/M16 platform weapons was designed to minimize carrier tilt and reduce friction inside the upper receiver by relocating key bearing surfaces. All materials, tolerances, and coatings meet or exceed milspec...

FailZero M16/M4 Bolt Carrier Group, No Hammer, Black Nitride Coated, Black Finish FZ-NITRIDE-01-NHSpecifications

Sons of Liberty Gun Works Bolt Carrier Group, 223 Remington/556NATO, Manganese Phosphate Finish, Black SOLGWBCG556Specifications

KNS Precision, Inc. AR-15 Firing Pin Retaining Pin, Black PERMASpecifications

Knights Armament Company SR-15/16 Sand Cutter, Bolt Carrier, Hard Chrome Finish, Carrier Only, No Bolt Inlcuded 30091-1Specifications

Model: AR Parts Material: Steel Specifications

Stripped carrier is finished in an Ion Bonded Black. Lowers friction and cleans easier. BCM (MPI) complete bolt carrier group is fully assembled. (BCG) Bolt carrier group (auto version) for your AR15, M16, or M4. Parkerized exterior and chrome lined...

CMC Triggers Enhanced Bolt Carrier Group was designed for shooters who demand superior performance weapon components in the heart of their firearm. CMC proudly manufacturers the highest quality firearms components in the industry. - Carrier Assembly: The...

Romanian Bolt Carrier Assembly with gas piston and curved handle. Works with 5.45x39 AK-74 rifles.#TAG# AK-053; AK-05; AK-0 #TAG#

Type: Roller Cam Pin Model: AR-15 Size: 223 Material: Steel Specifications

Type: Bolt Carrier Group Model: Bolt Carrier Group Dimensions: 7.5" L Material: Stainless Steel Finish: Black...

FailZero Fail Exo Firing Pin EXO-FIRINGPIN01Specifications

Our new BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected. The entire carrier assembly is NiB, Electroless Nickel Boron coated with the patented, advanced UCT EXO...

Our new enhanced universal bolt catch is just another example of our continuation of innovation. The large angled bolt catch pad allows for faster bolt catch activation to clear the rifle. It also contains a wider tooth for more effective magazine...

Bolt Carrier Group Assy. 5.56 NATO M16 Profile Nitride Bolt & Carrier Retail Packaged - The 223 Bolt and Bolt Carrier group comes complete with Cam Pin Firing Pin and Firing Pin Retainer. - Compatible with 5.56 NATO .223 REM and .300 Blackout - RF-85...

Bootleg Four Position Adjustable Carrier, AR-15, Complete, Black Finish BP-C15-DSpecifications

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16 M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity extreme durability and...

FailZero AR-15 Bolt Carrier Group, No Hammer, Completely Assembled, EXO Nickel Boron Coated, Nickel Finish 009-FZAR15-01-NHSpecifications

Purpose-built for 9mm AR-15 pistol caliber carbines, our Generation 2 PCC blow-back carriers keep the features of our well-loved first BCG with modern improvements.  We maintain the dual COLT/GLOCK compatible geometry, user-removable weight and full-auto...

Type: Roller Cam Pin Model: Roller Cam Pin Size: 308 Material: Steel Finish: Silver ...

FailZero M16/M4 Bolt Carrier Group, No Hammer, EXO Nickel Boron Coated, Black Finish FZ-M16/4-01-NH-BLACKSpecifications

Not every customer has the requirement or budget for a fully enhanced top of the line AR15 accessory. Many users simply need a quality milspec component supplied at a sensible price. - M-SPEC is a range of AR15 accessories and components that follow the...

LANTAC E-BCG Enhanced Bolt Carrier Group with TiN coating. - M16 Full Auto Style for increased mass and lock time. - Our new TiN E-BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle...

Magnum Research BOLT ASSY DE4450 Desert Eagle Mark XIX Bolt Assembly44 Magnum / 50 AEUsed in converting from .357 Magnum, along with the barrel and magazine

Improvements include using 9310 tool steel for the bolt, which is stronger and nitriding the assembly to increase surface hardness, decrease resistance, and have superior corrosion resistance compared to typical chrome and phosphasted bolt carrier groups...

Our BCG is precision machined from 8620 steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected. The entire carrier assembly is QPQ (Quench Polish Quench) Nitride coated Black, this is a specialized type of...

Full Auto Bolt Carrier Assembly with gas piston. Works with 5.56x45mm or 7.62x39mm standard (long) system AK rifles. Will also work in Semi-Auto. Made by Arsenal Bulgaria#TAG# AK-047B; AK-047; AK-04; AK-0 #TAG#

Type: Bolt parts Model: Bolt Rehab Kit Dimensions: Standard Size: 223 Material: Various ...

FailZero AR10 Bolt Carrier Group, EXO Nickel Boron Coated, Nickel Finish FZ-AR10-01-NHSpecifications

FailZero Bolt Carrier Group, 7.62X39, Nickel Boron Coated, No Hammer FZ-7.62X39-01-NHSpecifications

We just can't help not accepting the status quo. Bolt carrier groups are available aplenty, but few could meet our exacting standards for performance and value. Seeing "MIL-SPEC" as just the starting point, we set out to ensure the best options are...

Midwest Industries Enhanced Bolt Carrier Group, Black, BCG MI-BCG-556EHSpecifications

This high quality bolt carrier group is a valuable addition to your AR15 build. Features: M16-cut carrier Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt) Carrier has forward assist serrations Black Nitride Finish - advanced lower friction...

JP High Pressure EnhancedBolt Bolt Assembly - Caliber: .308 Win. caliber - Finish: Chromium Nitride - This bolt assembly is compatible with the JP LRP-07 and the DPMS LR-308 platforms (or clones thereof) only and cannot be used to replace bolts in the...

Model: AR Bolt Kit Material: Steel Bolt Type: Drop In Specifications

Invented by Jim Sullivan, one of the original designers of the M16, the SureFire Optimized Bolt Carrier (OBC) is designed to improve the functionality of an M4/M16/AR variant weapon system during both unsuppressed and suppressed firing. This patented...

Includes auto trip and anti bounce weight. Use this with your 22ARC and select fire lower group for full auto fun. All Stainless Steel Construction.

RISE Armament advanced bolt-carrier group (BCG) manufactured with precision and individually inspected to ensure high-level performance. Coated with nickel boron to reduce friction and improve overall performance. - Key Features - Coated with nickel...

Our .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish is MPI/HPT and now includes a laser engraved Aero Precision 'A' logo! Carrier Features: Machined from...

9mm bolt carrier group compatible for use with both GLOCK® and Colt® style 9mm AR-15 magazines without any further modifications. Technical Specifications Machined from 8620 alloy steel with a QPQ black nitride finish Compatible with both GLOCK® and...

CMC Triggers Enhanced Bolt Carrier Group, 6MM ARC, Black 81635Specifications

Fostech Complete Lite Bolt Carrier Group Nickel Boron Coating, Low Mass, Full Profile M16

Bolt Assembly  Bolt: Shot Peened Magnetic Particle Inspected and Marked Bolt Material:  9310 Alloy Steel Compatibility: .223 / .556 / 300BLK Extractor: Shot Peened Hardened tool Steel Extractor 0-Ring: Viton, Mil-Spec Gas Rings (3): Mil-Spec Finish:...

Gemtech Suppressed 556NATO Bolt Carrier, Black Finish, Carrier Only - No Bolt 12215

KE Arms M16 Chrome Complete Bolt Carrier Group with HMB Bolt, Hard Chromed after Heat Treatment 1-50-12-001

Manufacturer: LANTAC Finish/Color: Stainless Item ID: LANTLA00223 Model: Enhanced E-BCG Description: Our new BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from...

LanTac USA LLC 308 Enhanced BCG, Black Nitride 01-UP-762-NIT-EBCGSpecifications

Odin Works Bolt Carrier Group, Black, Matte ACC-9MM-ENHANCED-BCG-BLKSpecifications

STERN DEFENSE 9 BOLTFOR MILL SPEC AND GLOCK PATTE...

This high quality bolt carrier group is a valuable addition to your AR15 build. Features: M16-cut carrier Machined from 8620 steel Carrier has forward assist serrations Mil-Spec phosphate coating Properly staked gas key Chrome lined gas key and bolt...

Aero Precision PRO Series Bolt Carrier Group, 5.56, Aero Logo, Black Nitride Finish APRH101767CSpecifications

Bolt head assembly 7.62x39mm caliber complete with extractor and spring loaded firing pin ArsenalNotice: All new bolt heads require head spacing machining and fitting to the individual rifle by a professional gunsmith.

Firing pin for all AK-47 (7.62x39mm) spring loaded bolt heads Bulgarian#TAG# AK-06; AK-0 #TAG#

Bolt Carrier Assembly with gas piston for full auto 5.45 x 39 mm caliber AK-74 and RPK-74 standard (long) system Arsenal Bulgaria. Will also work with 7.62x39 and Semi-Auto rifles.#TAG# AK-053B; AK-053; AK-05; AK-0 #TAG#

Arsenal Bulgaria Bolt Carrier Assembly with gas piston for 7.62 x 39 and 5.56 x 45 calibers for Krinkov. Full auto or semi-auto.#TAG# AK-047B; AK-047; AK-04; AK-0 #TAG#

Colt's Manufacturing Mil-Spec Bolt Carrier Group, 223Rem/556NATO, Black Parkerized Finish SP64028Specifications

FailZero 458 SOCOM Bolt Carrier Group, No Hammer, Nickel Boron Coated FZ-458-01-NHSpecifications

FailZero Bolt Carrier Group, Silver, No Hammer, Nickel Boron FZ-6.5-Grendel-01-NH

JP .223 Enhanced Gas Rings - As a replacement for traditional three-piece gas rings the JPEGR-223 utilizes a one-piece design similar to the McFarland rings. Unlike the McFarland rings though our precision-ground gas rings are engineered to precisely...

Our new TiN E-BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected.The entire carrier assembly is TiN, Titanium Nitride coated. The carriers patented and patent pending...

LanTac USA LLC Bolt Carrier Group, Nickel Boron Coated, 308WIN E-BCG LA00300Specifications

Type: Bolt Carrier Group Model: AR Dimensions: M16/M4 Size: 223 Material: Steel ...

Black Rain Ordnance SPEC15 Bolt Carrier Group, Black Nitride Finish BRO-SPEC15-BCGSpecifications

Mk9 Firing Pin - Mk9 Firing Pin Spring - Firing Pin Retainer - Mk9 Extractor - Mk9 Extractor Pin

Firing pin for all 5.45x39mm and Saiga 7.62x39mm bolt heads Arsenal#TAG# AK-178; AK-17; AK-1 #TAG#

Firing pin for 5.56x45mm (.223) bolt head Arsenal#TAG# AK-556; AK-55; AK-5 #TAG#

Weight 1Lb 2.1oz - Forward Porting Enlarged Vents. - Balanced flared boss. - 8620 Carrier Heat Treated Hard Turned. - MPI 9310 Bolt Hard - Turned / Ground. - NiB UCT EXO Coating. - CP-R360-H Domed Cam Pin - Mil-Spec Gas Rings - Mil-Spec Staked Gas Key -...

Odin Works Bolt Carrier Group, Bolt Carrier Group, Stainless Steel Finish ACC-9MM-ENHANCED-BCG-SSSpecifications

Type: Bolt Carrier Group Model: Bolt Carrier Group Dimensions: 7.5" L Material: Stainless Steel Finish: Black...

Spike's Tactical 9mm, Bolt Carrier, 416 Stainless Steel, Grade 8 Screws, Black Finish ST9BG01Specifications

Type: Bolt Carrier Group Model: Bolt Carrier Group Size: 223 Remington/5.56 NATO Material: Steel Finish: Nickel Boron ...

Type: Bolt Carrier Group Model: No Logo Size: 223 Remington/5.56 NATO Material: Steel Finish: Nickel Boron ...

Type: Bolt Carrier Group Model: Bolt Carrier Group Size: 308/7.62 Material: Steel Safety: Manual ...

The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCG’s we make for law enforcement and military groups around the world. Machined to mil-spec dimensions and finished in a beautiful black...

Laser Engraved BAD INC Logo Bolt Carrier: 8620 Steel Case Hardened, Machined from Billet Firing Pin: 17-4 H-900 Steel, Center-less Ground Gas Key: 4140 Steel with Grade 8 Screws, Properly Staked, Machined from Billet Cam Pin: 4140 Hardened Steel ...

Bolt Carrier Assembly with gas piston. Works with Full or Semi-Auto 5.45x39 or 7.62x39 Krink short gas system rifles. Made by Arsenal Bulgaria.#TAG# AK-053B; AK-053; AK-05; AK-0 #TAG#

Bootleg 5.56 Lightweight Bolt Carrier Group, Machined from 4140, Nitride Coating, Mil Spec Configuration, Staked Mil Spec Gas Key BP-C15-BCGSpecifications

COMPLETE BOLT CARRIER GROUP BLACK

DELTON AR-15 BOLT COMPONENT KIT

FailZero Bolt Carrier Group, 6.8SPC, Nickel Boron Coated, No Hammer FZ-6.8SPC-01-NHSpecifications

This low mass BCG provides smoother operation and less recoil resulting in faster target reacquisition for quicker follow-up rounds. This is critical in competition shooting and actual tactical situations.This FZ Lightweight BCG runs as great as it...

DPMS AR-15 Full-Auto Bolt Carrier Group

FailZero AR9. 9MM Bolt Carrier Group, Nickel Boron FZ-9MM-BCGSpecifications

FailZero Part Bolt Assembly, Nickel EXO-BOLTASSEMBLY01Specifications

JP Enhanced 9mm AR Bolt - Machined to the same exacting tolerances as our bolt carriers this second generation 9mm bolt assembly is an entirely new design that eliminates the need for a central mass (slug) to readily function with our 9mm JP Silent...

KE Arms M16 Chrome Complete Bolt Carrier Group with Standard Bolt, Hard Chromed after Heat Treatment 1-50-12-003Specifications

Manufacturer: LANTAC Finish/Color: Black Item ID: LANT01UP556-NIT-EBCG Model: Enhanced BCG Description: The entire carrier assembly is QPQ (Quench Polish Quench) Nitride coated Black, this is a...

Model: Complete BCG Material: 8620 Steel Action: Full Auto Finish: Nickel Boron Bolt Type: Drop In ...

5.56 Bolt Carrier Group - Black Phosphate Finish - Mil-Spec - Shot peened & MP tested bolt - Full Auto carrier w/staked carrier key

RISE Armament advanced bolt-carrier group (BCG) manufactured with precision and individually inspected to ensure high-level performance - Key Features - High-strength and easy-to-clean black nitride finish - Individually MPI tested - Bolt: 9310 MPI...

STERN DEF. BOLT 9MM BU9 NIB ECHO FOR GLOCK CUT UPPERS/MAGS

Type: Bolt Carrier Group Model: Bolt Carrier Assembly Size: 5.56mm Material: Steel Finish: Black Parkerized ...

Aero Precision upgraded .308/7.62 Nickel Boron BCG is an eye catching addition to your AR build. Exacting dimensions and superior coating ensure the highest quality and correct component interface.Features: No Aero 'A' Logo Machined from 8620 Tool Steel...

Type: Bolt Carrier Group Model: Complete Size: 308 Material: Steel Safety: Manual ...

This high quality bolt carrier group is a valuable addition to your AR15 build.Features: No Aero 'A' Logo M16-cut carrier Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt) Carrier has forward assist serrations Black Nitride Finish - advanced...

BOLT: Made From 9310 Steel - BOLT FINISH: Phosphate - CARRIER: Carrier Assembly Made From 8620 Steel - CARRIER FINISH: Phosphate Chrome Lined - TREATMENT: Non RF85 - COMPATIBLE: AR-15 Platform 5.56 .223 .300 BLK - ADDITIONAL SPECS/NOTES: Drop In Ready...