KAK AR15 BCG M16 556 K-SPEC SV CHR
$182.67
Upgrade your AR-15 with the KAK Industry K-SPEC Enhanced Bolt Carrier Group, designed for 5.56 NATO and 300 Blackout calibers. Crafted from durable 9310 steel with a hard chrome finish, this BCG features dual ejectors and side venting for optimal performance and reliability. Perfect for both competitive shooting and home defense, it ensures smooth cycling and enhanced durability in any situation.
7 in stock
KAK Industry K-SPEC Enhanced, Bolt Carrier Group, For AR-15, 5.56 NATO/300 Blackout, 9310 Steel Bolt, Hard Chrome Finish, Silver, Dual Ejector, Side Vent 425-0505-003
| Weight | 0.813 lbs |
|---|---|
| Dimensions | 8.250 × 1.750 × 1.750 in |
| Manufacturer | KAK Industry |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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