Q Two-Piece BCG 5.56x45mm NATO Mil-Spec Black Nitride/Heat Treated Stain
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5.56 NATO Win Bolt Assembly Kit W/Dual Ejector For SR-15/16
Knights Armament · Bolt Carrier Group
No ratings yetBest price
$362.52at Brownells
Out of stock checked Oct 22, 2026
In stock now instead
- Q Two-Piece BCG 5.56x45mm NATO Mil-Spec Black Nitride/Heat Trea… $400.00at Kentucky Gun Co
- Faxon Firearms Superfinished 5.56 NATO Bolt Carrier Group Gunne… $322.00at MidwayUSA
- V Seven Tin Gold 5.56 AR-15/M16 Bolt Carrier Complete Nickel Bo… $319.13at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $362.52checked Oct 22, 2026 | Out of stock | Buy at Brownells |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
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This part is out of stock at every store we track. These similar bolt carrier groups are in stock, with today's prices.
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Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $362.52 | $362.52 | $362.52 |
Since Sep 28, 2026.
About this part
The 5.56 NATO Win Bolt Assembly Kit W/Dual Ejector For SR-15/16 is a 5.56 / .223 bolt carrier group from Knights Armament. One store lists it, Brownells at $362.52.
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
- Knights Armament
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
From the manufacturer
KNIGHT'S ARMAMENT 5.56 NATO BOLT ASSEMBLY KIT W/DUAL EJECTOR FOR SR-15/16 Replacement SR-16/15 E3.2 bolt kit. Compatible only with KAC SR-16/15 barrel extension. Always confirm headspace prior to use. Mfg: Knights Armament
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