Shop Top Level Category (1) 551 Upper Hand Guard$110.00 551 Upper Hand Guard 551 Upper Hand Guard quantity Add to cart SKU: SAN355721902 Category: Top Level Category (1) Description 551 Upper Hand Guard Related products 55X Lower Receiver – Steel Grey/Green $1,270.00 Top Level Category (1) Swiss Arms Polo – Black $50.00 Top Level Category (1) Bayonet Lug, CH $20.00 Top Level Category (1) Firing Pin 553R 7.62×39 $115.00 Top Level Category (1)