Features a 20 inch, stainless steel bull barrel with 1:9 twist and target crown
Chambered in .223 Remington.Railed gas blockFree float handguard with bipod stud
Includes the charge handle and bolt carrier group, so it is ready to attach to your lower halfFully compatible with any mil spec lower half, not just DPMSFTBL-LR-20UPC 884451001232