Heckler & Koch MR556 A4 5.56x45mm 30+1 11" Rifle, Black - 81001201

The HK MR556 A4 is a 5.56x45mm semi-automatic rifle with an 11" threaded barrel and 30+1 round capacity. Features include an M-LOK handguard, Picatinny rail receiver with Patriot Brown finish, ambidextrous safety lever, and black synthetic furniture. Weighs 6.61 lbs with an overall length of 26.5".