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CMMG Firing Pin Retainer .308 Cal

CMMG · Upper Parts

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CMMG Firing Pin Retainer .308 Cal

Best price

$1.49at GunMag Warehouse

In stock Lowest in 30 dayschecked Nov 13, 2026

Compare 6 stores

Fits and works with

Caliber
.308 / 7.62x51 · Shop matching ammo
Bolt
AR-10 (.308 / 6.5 CM) · Bolt carrier groups

Specifications

Manufacturer
CMMG
Platform
AR-10

Where to buy

StorePriceAvailabilityBuyAdd to build
GunMag Warehouse Best price $1.49checked Nov 13, 2026 In stock Buy at GunMag Warehouse
MidwayUSA $3.99checked Nov 13, 2026 In stock Buy at MidwayUSA
Ammunition Depot $10.99checked Nov 1, 2026 In stock Buy at Ammunition Depot
Palmetto State Armory $1.69Salechecked Oct 31, 2026 Check store Buy at Palmetto State Armory
CMMG $1.95checked Nov 13, 2026 Check store Buy at CMMG
OpticsPlanet $1.89Salechecked Nov 13, 2026 Out of stock Buy at OpticsPlanet

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: $1.49 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 28, 2026.

Show the prices as a table
StoreLatestLowestHighest
Ammunition Depot—$10.99$10.99
CMMG$1.95$1.95$1.95
GunMag Warehouse$1.49$1.49$1.49
MidwayUSA$3.99$1.95$3.99
OpticsPlanet$1.89$1.89$1.89
Palmetto State Armory—$1.69$1.69

Since Sep 28, 2026.

About this part

The CMMG Firing Pin Retainer .308 Cal is an AR-10 upper part from CMMG. It's sold by 6 stores (3 in stock), from $1.49 to $10.99. The lowest in-stock price in the last 30 days was $1.49 at GunMag Warehouse.

From the manufacturer

CMMG Firing Pin Retainer .308 Cal

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