Brownells has paired the Daniel Defense Stripped M4A1 Upper Receiver with the ever popular LAW Tactical Folding Stock Adapter! The Daniel Defense upper is finished in the Desert Dark Color they are known for and we have added the option of either a black or flat dark earth folding stock adapter. Adding to their extremely successful line of stripped M4A1 uppers, Daniel Defense now has the stripped M4A1 upper with their RIII rail! This stripped M4A1 AR15 style Upper Receiver Group is built around a 14.5 inch Cold Hammer Forged M4 Profile barrel and a mid-length gas system. It features a 12.5 inch lightweight RIS III rail-modeled after the revolutionary RIS II two-piece handguard Mfg: Brownells SPECS: Machined 4140 steel, DLC finish, matte black or flat dark earth. Adds 1.3" (3.4cm) to length of pull. 8.5 oz. (241g) wt. Do not fire rifle with stock folded.