AR-15 A1 Receiver Extension
$40.49 at Ammunition Depot · 6 stores
In stock
Best price
$39.95at Brownells
Out of stock checked Nov 10, 2026
In stock now instead
- AR-15 A1 Receiver Extension $40.49at Ammunition Depot
- CMMG Pistol Tube Assembly Black $42.99at Ammunition Depot
- DPMS Pistol Buffer Tube Assembly $39.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $39.95checked Nov 10, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $49.99Salechecked Nov 10, 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.
Similar buffer parts in stock
This part is out of stock at every store we track. These similar buffer parts are in stock, with today's prices.
CMMG Pistol Tube Assembly Black
$42.99 at Ammunition Depot · 5 stores
In stock
DPMS Pistol Buffer Tube Assembly
$39.99 at OpticsPlanet
In stock Sale
Guntec USA AR-15 Gen 1 Pistol Buffer Tube w/Foam
$39.99 at OpticsPlanet
In stock Sale
Guntec USA AR-15 Gen 2 Mil-Spec Buffer Tube Anodized Bronze
$39.99 at OpticsPlanet
In stock Sale
ZRODelta Mil-Spec 7075 Carbine Buffer Tube Black Small
$39.99 at OpticsPlanet
In stock
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $39.95 | $39.95 | $39.95 |
| OpticsPlanet | $49.99 | $49.99 | $49.99 |
Since Sep 28, 2026.
About this part
The AR-15 Pistol Receiver Extension is an AR-15 buffer part from CMMG. It's sold by 2 stores, from $39.95 to $49.99.
Fits and works with
- Buffer system
- Pistol · Buffers and springs
Specifications
- Manufacturer
- CMMG
- Type
- Buffer Tube
- Platform
- AR-15
From the manufacturer
Replacement AR-15 Receiver Extensions in either an A1 or Pistol length. Mfg: Cmmg
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