Daniel Defense 02-128-17050 0212817050: DANIEL DEFENSEA(R)DDM4V7 Pa Black finisha Pinned low-profile gas block a M16 profile BCG a MIL-SPEC heavy phosphate coated chrome-lined barrel Gov't. profile a DD Flash Suppressor a MFR 9.0 M-LOK rail hanguard a H-Buffer a AR Pistol Receiver Extension a SB-Tactical SOB pistol stabilizing brace a 30-round mag a 1:7 Twist a OAL: 28.625" a Wt.(lb): 5.44 AR Pistol Common FEATURESa Direct Impingement Gas System a MIL-SPEC 7075-T6 aluminum receivers a Optics-ready flat-top upper with indexing marks & polished M4 feed ramps a Enhanced flared magwell a High-Pressure Tested (hpt) MPI (Magnetic Particle Inspected) & chrome-lined Bolt Carrier Group (bcg) a Salt Bath Nitride treated cold hammer-forged Chrome Moly Vanadium steel alloy barrela Salt Bath Nitride treated 17-4 PH stainless steel muzzle device a Bolt-Up System clamps rail directly to receiver with (4) Grade 8 Mil-spec fasteners a Aircraft-grade aluminum free-float rail system with full-length Picatinny top rail a DD Pistol Grip with Soft Touch Overmolding ergonomic wrist angle & integral oversized trigger guarda Full-latch Impact plastic case a Made in the USA