FInd All Product Handguns Filtered (1) Filters Reset all× 17× 19X× 30X Tomcat× 350× Equalizer× K Frame× Mil-Spec× M&P 2.0 Compact× MR556 A4× P22-CA× P365 X-Macro× 11"× SearchSearch× Category Semi Auto Handguns(1) Model— MR556 A4 MR556 A4(1) Manufacturer Heckler & Koch / H&K(1) Action Semi-Auto(1) Caliber .223 REM/5.56 NATO(1) Barrel Length— 11" 11"(1) 16.5000(1) 2.9000(1) 3.6"(2) 3.675"(5) 4(2) 4"(2) 4.0100(2) 4.02"(1) 4.3"(1) 4.4900(2) 5"(1) 7.5000(1) Show (1) Cancel Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Add to cart Semi Auto Handguns HECKLER AND KOCH (HK USA) MR556 A4 5.56 11″ 10+1 BLK $3,749.00 Add to cart
