CMMG Inc Receiver Extension and Stock Kit Carbine AR-15
$106.89 at OpticsPlanet · 2 stores
In stock Sale
Best price
$87.49at Ammunition Depot
In stock checked Nov 4, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Ammunition Depot Best price | $87.49checked Nov 4, 2026 | In stock | Buy at Ammunition Depot | |
| OpticsPlanet | $99.49Salechecked Nov 10, 2026 | In stock | Buy at OpticsPlanet | |
| Brownells | $100.00checked Nov 10, 2026 | In stock | Buy at Brownells | |
| AR15Discounts | $79.95Salechecked Nov 10, 2026 | Check store | Buy at AR15Discounts | |
| Classic Firearms | $84.96checked Nov 10, 2026 | Check store | Buy at Classic Firearms | |
| CMMG | $99.95checked Nov 10, 2026 | Check store | Buy at CMMG | |
| Dirty Bird | $99.95checked Nov 10, 2026 | Check store | Buy at Dirty Bird | |
| Palmetto State Armory | $105.99checked Nov 10, 2026 | Check store | Buy at Palmetto State Armory | |
| GunMag Warehouse | $80.99checked Oct 23, 2026 | Out of stock | Buy at GunMag Warehouse |
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: $80.99 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $79.95 | $79.95 | $79.95 |
| Ammunition Depot | — | $77.49 | $87.49 |
| Brownells | $100.00 | $100.00 | $100.00 |
| CMMG | $99.95 | $99.95 | $99.95 |
| Classic Firearms | $84.96 | $84.96 | $84.96 |
| Dirty Bird | $99.95 | $99.95 | $99.95 |
| GunMag Warehouse | — | $80.99 | $80.99 |
| OpticsPlanet | $99.49 | $92.79 | $99.79 |
| Palmetto State Armory | $105.99 | $105.99 | $105.99 |
Since Sep 27, 2026.
About this part
The AR-15 A1 Stock Kit W/ Receiver Extension is an AR-15 stock from CMMG. It's sold by 9 stores (3 in stock), from $79.95 to $105.99. The lowest in-stock price in the last 30 days was $80.99 at GunMag Warehouse.
Fits and works with
- Buffer system
- Rifle · Buffers and springs
Specifications
- Manufacturer
- CMMG
- Type
- Kit
- Platform
- AR-15
From the manufacturer
AR-15 A1 Stock Kit W/ Receiver Extension. Mfg: Cmmg
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