“CMMG LPK 556 BLK” has been added to your cart. View cart HomeGun PartsAR Lower PartsAR Lower Parts KitsLUTH AR 308 LOWER PARTS KIT BUILDERLUTH AR 308 LOWER PARTS KIT BUILDER$44.17 LUTH AR 308 LOWER PARTS KIT BUILDER 74 in stock LUTH AR 308 LOWER PARTS KIT BUILDER quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: RSR|LUTHLRPK-BLDR-308 Category: AR Lower Parts Kits Product ID: 63500 Description LUTH-AR builder parts kit for 308 lower. Related products Add to WishlistRemove from Wishlist Add to Wishlist BAD ENHANCED LPK MOD3 $33.00 Buy now Add to WishlistRemove from Wishlist Add to Wishlist LUTH AR FIELD REPAIR KIT AR15 $28.19 Buy now Add to WishlistRemove from Wishlist Add to Wishlist CMMG LPK 308 BLK $70.91 Buy now