The HM50B2 is the evolution of the HM50B Rifle. HM Defense lightened and strengthened areas that are beneficial for military and law enforcement use. The HM50B2 upper receiver lower receiver and rail were designed with a modern look and lightened. The machined adjustable stock is made by HM with a steel through bolted mounting system joining the stock to the lower receiver. The stock has an adjustable comb length of pull butt pad flat bottom and includes a removeable 1913 picatinny rail. Features a button rifled threaded barrel; 14″ Picatinny rail; aluminum receiver; HM Target trigger and ERGO Tactical Super Ambi grip. Includes a bipod w/sled feet & removable monopod mount and a 10rd mag. Comes in a box w/laser cut foam.