Bolt Carrier Group K-Spec M16 BCG W/Side Vent 5.56x45mm Chrome & Phosphate BLK
$179.99 at Ammunition Depot · 4 stores
In stock
K-Spec M16 Bolt Carrier Group 5.56x45 Chrome & Phosphate BLK
KAK Industry · Bolt Carrier Group
No ratings yetBest price
$179.96at Ammunition Depot
In stock Lowest in 30 dayschecked Nov 10, 2026
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
- KAK Industry
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
- Finish
- Phosphate
- Weight
- 11.5 oz
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Ammunition Depot Best price | $179.96checked Nov 10, 2026 | In stock | Buy at Ammunition Depot | |
| Brownells 17.76% off · ends Nov 15 · exclusions apply | $179.99checked Nov 13, 2026 | In stock | Buy at Brownells | |
| MidwayUSA | $212.99checked Nov 13, 2026 | In stock | Buy at MidwayUSA | |
| Battlehawk Armory | $179.99Salechecked Oct 28, 2026 | Check store | Buy at Battlehawk Armory | |
| GrabAGun | $179.99Salechecked Nov 12, 2026 | Check store | Buy at GrabAGun | |
| Palmetto State Armory | $180.99checked Nov 8, 2026 | Check store | Buy at Palmetto State Armory | |
| AR15Discounts 5% off | $199.95checked Nov 13, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $199.95checked Nov 13, 2026 | Check store | Buy at Dirty Bird | |
| OpticsPlanet | $179.99Salechecked Nov 13, 2026 | Out of stock | Buy at OpticsPlanet | |
| Kentucky Gun Co | $179.99checked Nov 13, 2026 | Out of stock | Buy at Kentucky Gun Co |
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: $179.96 at Ammunition Depot. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $199.95 | $199.95 | $199.95 |
| Ammunition Depot | $179.96 | $179.96 | $179.99 |
| Battlehawk Armory | — | $179.99 | $179.99 |
| Brownells | $179.99 | $179.99 | $179.99 |
| Dirty Bird | $199.95 | $199.95 | $199.95 |
| GrabAGun | $179.99 | $179.99 | $179.99 |
| Kentucky Gun Co | $179.99 | $179.99 | $179.99 |
| MidwayUSA | $212.99 | $208.99 | $212.99 |
| OpticsPlanet | $179.99 | $179.99 | $179.99 |
| Palmetto State Armory | — | $180.99 | $180.99 |
Since Sep 27, 2026.
About this part
The K-Spec M16 Bolt Carrier Group 5.56x45 Chrome & Phosphate BLK is a 5.56 / .223 bolt carrier group from KAK Industry. It's sold by 10 stores (3 in stock), from $179.96 to $212.99. The lowest in-stock price in the last 30 days was $179.96 at Ammunition Depot.
From the manufacturer
K-SPEC: Mil-Spec, Enhanced. PHOSPHATE COATED & CHROME LINED OR FULL CHROME BOLT CARRIER GROUP KAK Industry's signature design for unrivaled performance and unparalleled reliability, all K-SPEC Enhanced BCGs retain mil-spec dimensions with added Slotted Angle Carrier Rails ("sand cutters") and Dual Ejector system. This 5.56 NATO model features KAK Industry's proprietary Down Vent configuration, venting gas downward instead of out at the shooter's face. This redirected gas system means a quieter, less gassy shooting experience. All KAK Industry BCGs feature a M16 (Full Auto) carrier profile, meticulously machined from 8620 steel, properly Mfg: Kak Industry Llc.
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