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Home Rifle Parts Bolt Parts Bolt Carrier Groups

Bolt Carrier Groups

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Bolt Carrier Groups - Products

16 - 30 of 80 results

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SPIKES TACTICAL .223/5.56 BOLT/CARRIER, PHOSPHATE FINISH
M16 5.56 BOLT CARRIER GROUP

SPIKES TACTICAL

Not available - Is a 'Call to order' product.

£222.25 *

Bolt Carrier Groups

The M16 5.56 Bolt Carrier Group by Spikes Tactical is designed to mil-spec dimensions and is suitable for both semi-auto and select-fire rifles.
It includes a magnetic particle inspected bolt for structural integrity and a hard-chromed, full-length shroud carrier for reliable cycling.
The product features a laser-engraved Spike’s Tactical logo and is compatible with AR-15/M16/M4 rifles in .223/5.56 calibers, with a phosphate finish.

J P ENTERPRISES JPBC-4BA LOW-MASS BOLT/CARRIER
308 AR LOW MASS BOLT CARRIER GROUP

J P ENTERPRISES

Not available - Is a 'Call to order' product.

£569.90 *

Bolt Carrier Groups

The 308 AR Low Mass Bolt Carrier Group by J P Enterprises is designed to reduce felt recoil in JP, DPMS, or Remington AR-style .308 rifles (LR-308 pattern).
It features weight-reducing cuts and wide carrier rails for improved bolt alignment and reduced wear, and comes with a complete JP EnhancedBolt™.
The carrier group is available with either QPQ or polished stainless finish, and the carrier key is pre-installed and staked.

SPIKES TACTICAL .223/5.56 BOLT/CARRIER, NICKEL-BORON
M16 5.56 NICKEL BORRON BOLT CARRIER GROUP

SPIKES TACTICAL

Not available - Is a 'Call to order' product.

£318.30 *

Bolt Carrier Groups

The M16 5.56 Nickel Boron Bolt Carrier Group is designed for reliability in semi-auto and select-fire rifles with mil-spec dimensions and an M16-type shroud for full-auto compatibility.
It features a FailZero EXO™ nickel-boron coating for reduced friction and enhanced wear-resistance, ideal for high-intensity applications.
Key components include a magnetic particle inspected bolt made of Carpenter 158 steel and a chrome-lined 8620 carbon steel carrier, ensuring durability and consistent performance.

4.4

J P ENTERPRISES JPBC-2A FULL-MASS BOLT & CARRIER
AR-15 5.56 FULL MASS BOLT CARRIER GROUP

J P ENTERPRISES

Not available - Is a 'Call to order' product.

£490.50 *

Bolt Carrier Groups

The AR-15 5.56 Full Mass Bolt Carrier Group by J P Enterprises is precision-machined with an enhanced bolt made of high-grade 9310 steel for extended durability.
It offers a choice between Full Mass carriers for standard weight and reliability, and Low Mass carriers for reduced recoil and increased bolt speed for rapid firing.
The carriers come with JP's super-hard QPQ finish or a polished stainless finish for maximum wear resistance and minimal friction, and include necessary components like the extractor and firing pin.

J P ENTERPRISES JPBC-3A LOW-MASS BOLT & CARRIER
AR-15 5.56 LOW MASS COMPLETE BOLT CARRIER GROUPS

J P ENTERPRISES

Not available - Is a 'Call to order' product.

£490.00 * £488.80 - £490.00*

Bolt Carrier Groups

The AR-15 5.56 Low Mass Complete Bolt Carrier Groups feature JP's high-grade 9310 steel enhanced bolt for extended life expectancy.
Available with JPBC-2A Low Mass carriers for reduced recoil and increased bolt speed, or JPBC-2A Full Mass carriers for standard weight and reliability.
Both carriers have a super-hard QPQ finish for wear resistance and minimal friction, and come with all necessary components including extractor and firing pin.

WMD GUNS M16 NIB-X® BOLT CARRIER GROUP
M16 5.56 NICKEL BORON BOLT CARRIER GROUPS

WMD GUNS

Not available - Is a 'Call to order' product.

£255.25 * £255.25 - £271.55*

Bolt Carrier Groups

The WMD M16 NIB-X® Bolt Carrier Group features a NiB-X® nickel boron coating for reduced friction and enhanced durability, resisting corrosion and abrasion.
Designed for high-performance and ease of maintenance, the coating prevents carbon adherence, making cleanup quicker and easier, especially for high-volume shooters.
Constructed from high-grade steel alloys, with the carrier made of 8620 carbon steel and the bolt from Carpenter 158 steel, it fits mil-spec AR-15/M16 upper receivers.

CMMG 308AR BOLT CARRIER GROUP MK3
308 AR BOLT CARRIER GROUP

CMMG

Not available - Is a 'Call to order' product.

£414.60 *

Bolt Carrier Groups

The 308 AR Bolt Carrier Group is designed for AR-style .308 rifles, featuring a carrier made of 8620 steel with a phosphate finish and a chrome-lined interior.
It includes a bolt made from 9310 hardened steel, an S7 tool steel extractor, and a stainless steel firing pin, all with phosphate finishes.
The gas key is properly torqued and staked, and the group comes with a cam pin and firing pin retaining pin, ready for immediate use without forward assist serrations.

J P ENTERPRISES JPBC-2A 6.5 GRENDEL / 6MM ARC FULL MASS BOLT CARRIER GROUP
AR-15 6.5 GRENDEL/ 6MM ARC FULL MASS BOLT CARRIER GROUP

J P ENTERPRISES

Not available - Is a 'Call to order' product.

£506.15 *

Bolt Carrier Groups

The J P Enterprises 6.5 Grendel / 6mm ARC Full Mass Bolt Carrier Group is made of high-grade 9310 steel for increased longevity.
It is designed to replicate standard carrier weight, ensuring reliability for duty rifles and smooth cycling due to increased bearing surface.
The BCG features a durable QPQ finish for wear resistance and minimal friction, and comes with all necessary components like the extractor and firing pin.

COLT M16 5.56 BOLT CARRIER GROUP
M16 5.56 BOLT CARRIER GROUP

COLT

Not available - Is a 'Call to order' product.

£332.10 *

Bolt Carrier Groups

The Colt M16 5.56 Bolt Carrier Group is a complete mil-spec assembly, including bolt, bolt carrier, and firing pin, ready for use in AR-15/M16 rifles.
Each bolt is high pressure tested and magnetic particle inspected to ensure reliability and freedom from imperfections.
The carrier features a full-length shroud for tripping auto sear in full-auto rifles and is chrome lined to resist wear and ensure smooth cycling.

RUBBER CITY ARMORY AR-15 LOW MASS 5.56 BOLT CARRIER GROUP
AR-15 LOW MASS 5.56 BOLT CARRIER GROUP

RUBBER CITY ARMORY

Not available - Is a 'Call to order' product.

£347.60 *

Bolt Carrier Groups

The RCA low mass BCG is made from 8620 steel with a Blacknitride+ finish, optimized for AR-15 platform systems and designed to reduce felt recoil.
Features include a side staked stainless steel billet gas key, a Nitrided 17-4 stainless firing pin, and a precision machined 9310 nitrided bolt with a tool steel extractor.
At a lightweight 8.9 ounces, this bolt carrier group is aimed at competitive shooters in the 3Gun scene, supporting cartridges such as the 223 Remington and 5.56 mm NATO.

J P ENTERPRISES AR15/M16 ULTRA LOW MASS CARRIER W/ 223 BOLT
AR-15/M16 ULTRA LOW MASS CARRIER W/223 BOLT

J P ENTERPRISES

Not available - Is a 'Call to order' product.

£638.70 *

Bolt Carrier Groups

The JPBC-1 carrier enhances reliability and performance, particularly when used with JP's high-efficiency muzzle brake, adjustable gas system, and Silent Captured Spring.
It is significantly lighter than other carriers, weighing 2.9 ounces less than the 416 LMOS™ carrier and 0.7 ounces less than titanium carriers.
The carrier kit includes a JP precision-ground, one-piece gas ring and a titanium firing pin for improved bore-to-gas seal fitment and prevention of slamfires.

BROWNELLS M16 PHOSPHATE BOLT CARRIER GROUP MP C158
M16 MIL-SPEC MP BOLT CARRIER GROUP

BROWNELLS

Not available - Is a 'Call to order' product.

£177.20 *

Bolt Carrier Groups

The bolt carrier group is fully assembled, including all necessary components and is suitable for AR-15, 5.56 NATO, and 300 AAC Blackout firearms.
Each bolt undergoes High Pressure Testing and Magnetic Particle Inspection to ensure quality, although they are not stamped with HPT or MPI.
The bolt is made from Carpenter 158 steel and the M16 carrier from 8620 steel, both featuring a matte black phosphate finish for durability.

AERO PRECISION AR 308 BOLT CARRIER GROUP, PHOSPHATE
AR 308 BOLT CARRIER GROUP, PHOSPHATE

AERO PRECISION

Not available - Is a 'Call to order' product.

£322.95 *

Bolt Carrier Groups

The Aero Precision AR 308 BOLT CARRIER GROUP features a mil-spec phosphate finish and a laser engraved Aero Precision logo.
It is a multi-caliber BCG designed to function with a range of .308 based cartridges including .308, 7.62x51, and 6.5 Creedmoor.
The BCG includes a bolt carrier, complete bolt, firing pin, cam pin, and retaining pin, with the bolt machined from 9310 steel and the extractor from 4340 steel.

RUBBER CITY ARMORY M16 BOLT CARRIER GROUP TITANIUM
M16 BOLT CARRIER GROUP TITANIUM

RUBBER CITY ARMORY

Not available - Is a 'Call to order' product.

£534.45 *

Bolt Carrier Groups

The Rubber City Armory Titanium Bolt Carrier Group is lightweight at 7.8oz due to its Titanium carrier.
It is compatible with AR-15/M16 rifles and has a durable aerospace nitride coating for wear resistance.
Includes a 9310 steel bolt, staked billet gas key, and tool steel extractor and cam pin for reliable performance.

🔥 Enhance your AR15/M16 with the BCM M16 Bolt Carrier Group! Fully assembled, Mil-Spec quality, and ready for action. 🛠️ Perfect for 5.56 NATO. Get started now! ✅

BRAVO COMPANY M16 BOLT CARRIER GROUP BLACK
M16 5.56 BOLT CARRIER GROUP

BRAVO COMPANY

Not available - Is a 'Call to order' product.

£293.80 * £293.80 - £328.20*

Bolt Carrier Groups

The BCM M16 BCG is fully assembled, parkerized, and chrome lined, meeting USGI specifications including a Mil-Spec gas key.
Constructed with Mil-Spec Carpenter No. 158® steel, the bolt assembly is shot peened, includes upgraded extractor components, and is HPT and MPI tested.
Compatible with AR15, M16, and M4 platforms, it supports cartridges like 223 Remington, 5.56 mm NATO, and 300 AAC Blackout.

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