CMMG Parts Kit Dissent Complete BCG Repair Fixed Ejector 9mm
$143.99 at OpticsPlanet
In stock Sale
Best price
$145.99at Kentucky Gun Co
In stock Lowest in 30 dayschecked Nov 10, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Kentucky Gun Co Best price | $145.99checked Nov 10, 2026 | In stock | Buy at Kentucky Gun Co | |
| GunMag Warehouse | $158.99checked Nov 10, 2026 | In stock | Buy at GunMag Warehouse | |
| Ammunition Depot | $179.99checked Nov 10, 2026 | In stock | Buy at Ammunition Depot | |
| Battlehawk Armory | $138.38Salechecked Nov 10, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $158.99checked Nov 4, 2026 | Check store | Buy at Palmetto State Armory | |
| AR15Discounts | $179.99checked Nov 10, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $179.99checked Nov 10, 2026 | Check store | Buy at Dirty Bird |
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: $145.99 at Kentucky Gun Co. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $179.99 | $179.99 | $179.99 |
| Ammunition Depot | $179.99 | $153.99 | $179.99 |
| Battlehawk Armory | $138.38 | $132.03 | $138.38 |
| Dirty Bird | $179.99 | $179.99 | $179.99 |
| GunMag Warehouse | $158.99 | $158.99 | $158.99 |
| Kentucky Gun Co | $145.99 | $145.99 | $145.99 |
| Palmetto State Armory | — | $158.99 | $177.99 |
Since Sep 28, 2026.
About this part
The FailZero AR9, 9mm BCG, Black Nitride is a 9mm bolt carrier group from Failzero. It's sold by 7 stores (3 in stock), from $138.38 to $179.99. The lowest in-stock price in the last 30 days was $145.99 at Kentucky Gun Co.
Fits and works with
- Caliber
- 9mm · Shop matching ammo
- Bolt
- 9mm · Bolt carrier groups
Specifications
- Manufacturer
- Failzero
- Platform
- AR-9
- Caliber
- 9mm
- Finish
- Nitride
From the manufacturer
FailZero AR9, 9mm BCG, Black Nitride
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