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 Out of stock SKU: LIP|HK51000384 Category: AR15 Uppers Product ID: 96202 Related products Out of stock Add to WishlistRemove from Wishlist Add to Wishlist SANTAN PILLAR LT UPPER RECEIVER $200.00 Read more Add to WishlistRemove from Wishlist Add to Wishlist NORDIC NC15 EXTRUDED UPPER RCVR BLK $89.95 Buy now Out of stock Add to WishlistRemove from Wishlist Add to Wishlist LUTH AR A1 ASSEMBLED UPPER RECEIVER $187.95 Read more
