HomeGun PartsAR Upper PartsAR Bolt Carrier GroupsKAK AR15 BCG M16 556 K-SPEC NP3 DEKAK AR15 BCG M16 556 K-SPEC NP3 DE$247.49 KAK AR15 BCG M16 556 K-SPEC NP3 DE 3 in stock KAK AR15 BCG M16 556 K-SPEC NP3 DE quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: RSR|KAK425-0510-002 Category: AR Bolt Carrier Groups Product ID: 88798 Related products Add to WishlistRemove from Wishlist Add to Wishlist FZ 450 BUSHMASTER NO HAMMER NIB $162.61 Buy now Out of stock Add to WishlistRemove from Wishlist Add to Wishlist SANTAN AR15 ENHNCD BCG 6MM ARC BLK $171.64 Read more Add to WishlistRemove from Wishlist Add to Wishlist CMMG 22LR AR CONV KIT 10RD BRAVO $161.58 Buy now