HM Defense HM50B1 50 BMG Black Cerakote Bolt Action Rifle - 26.75in - The HM50B1 features an 8 groove, Match Grade, threaded barrel; Picatinny rail on the receiver; integrally machined bipod Picatinny mount; M-LOK; HM Target trigger w/clean break; ERGO Tactical Super Ambi grip; CNC machined stock w/adjustable cheekpiece and LOP. Includes 10rd military grade steel magazine. Features 8 Grove Barrel; Match Grade Threaded; Chrome Moly Steel; 1913 Picatinny Free Floated Billet Zero Degree Rail; Adjustable Cheekpiece;