Home / Rifles / Semi Auto Rifles / HK MR556 A1 556 HK MR556 A1 556$3,299.00 HK MR556 A1 556 quantity Add to cart SKU: 13-4gng Categories: Rifles, Semi Auto Rifles Product ID: 4644 Description Description New inbox if interested, call Great Northern Guns at 9075633006 Related products FN PS-90 5.7×28 mm $1,949.00 Add to cart Aero precision M4E1 556 Read more Remington 722 Custom, 7.82 patriot $1,099.00 Add to cart bushmaster M4 556 $699.00 Add to cart