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AR-15 Bolt Assembly 5.56mm

AR-15 Bolt Assembly 5.56mm

CMMG · Bolt Carrier Group

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Best price

$60.99at GunMag Warehouse

In stock Lowest in 30 dayschecked Nov 10, 2026

Compare 7 stores

Where to buy

StorePriceAvailabilityBuyAdd to build
GunMag Warehouse Best price $60.99checked Nov 10, 2026 In stock Buy at GunMag Warehouse
Ammunition Depot $68.99checked Oct 30, 2026 In stock Buy at Ammunition Depot
MidwayUSA $71.99checked Nov 10, 2026 In stock Buy at MidwayUSA
Brownells $77.69checked Nov 10, 2026 In stock Buy at Brownells
OpticsPlanet $82.49Salechecked Nov 10, 2026 In stock Buy at OpticsPlanet
Palmetto State Armory $73.99checked Oct 28, 2026 Check store Buy at Palmetto State Armory
CMMG $79.95checked Nov 10, 2026 Check store Buy at CMMG

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $60.99 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 27, 2026.

Show the prices as a table
StoreLatestLowestHighest
Ammunition Depot—$68.99$79.99
Brownells$77.69$77.69$77.69
CMMG$79.95$79.95$79.95
GunMag Warehouse$60.99$60.99$60.99
MidwayUSA$71.99$69.99$71.99
OpticsPlanet$82.49$77.99$83.49
Palmetto State Armory—$73.99$73.99

Since Sep 27, 2026.

About this part

The AR-15 Bolt Assembly 5.56mm is a 5.56 / .223 bolt carrier group from CMMG. It's sold by 7 stores (5 in stock), from $60.99 to $82.49. The lowest in-stock price in the last 30 days was $60.99 at GunMag Warehouse.

Fits and works with

Caliber
5.56 / .223 · Shop matching ammo
Bolt
Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups

Specifications

Manufacturer
CMMG
Platform
AR-15
Caliber
5.56 mm NATO

From the manufacturer

Replacement AR-15 Bolt Assembly, 5.56mm. Mfg: Cmmg

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$60.99 at GunMag Warehouse
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