FInd All Product Handguns Filtered (1) Filters Reset all× 545 MRD Comp× DB15× Duty B9R Double Stack× Hellcat Micro Compact× MC9× Micro 9 Rapide× MR556 A4× PDP Compact× SDP-E× Semi Auto Handguns× 11"× SearchSearch× In Stock Out of stock(1) Model— MR556 A4 MR556 A4(1) Category— Semi Auto Handguns Semi Auto Handguns(1) Manufacturer Heckler & Koch / H&K(1) Action Semi-Auto(1) Caliber .223 REM/5.56 NATO(1) Barrel Length— 11" 11"(1) 3"(2) 3.15"(1) 4"(1) 4.1"(2) 4.6"(1) 5"(1) 6.5"(5) Show (1) Cancel Showing the single result Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low
