“SPIKE’S M4 UPPER FORGED FT MULTICAL” has been added to your cart. View cart HomeGun PartsAR15 PartsAR15 UppersHK UPPER MR556A4 5.56 16.5″ BLKHK UPPER MR556A4 5.56 16.5″ BLK$2,179.00 HK UPPER MR556A4 5.56 16.5″ BLK 7 in stock HK UPPER MR556A4 5.56 16.5" BLK quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist SKU: LIP|HK51000384 Category: AR15 Uppers Product ID: 96202 Related products Out of stock Add to WishlistRemove from Wishlist Add to Wishlist SANTAN STT-15 PILLAR UPPER RECEIVER $206.50 Read more Out of stock Add to WishlistRemove from Wishlist Add to Wishlist AERO AR15 ASSEMBLED UPPER FDE $144.99 Read more Out of stock Add to WishlistRemove from Wishlist Add to Wishlist AERO M4E1 ASSEMBLED UPPER ODG $159.99 Read more
