GAS SYSTEM: Pinned Low Profile Gas Block CNC Machined of 4140 Hardened Steel with Mil-Spec Heavy Phosphate Coating, Carbine Length, Direct Impingement The M4A1 AR15 style firearm features the RIS II picatinny quad rail, which has been in use by US Special Operations Command (SOCOM) for the SOPMOD Block II program since 2005.sba4 adjustable brace & ar-15/m16 gen3-m folding stock adapter.
ar-15 gen 3 folding stock adapter w/m4 stock assembly. BARREL: Chrome Moly Vanadium Steel, Cold Hammer Forged, 1:7 Twist, 14.5" M4 Profile, Chrome Lined, Mil-Spec Heavy Phosphate Coated, and HP/MPI Tested daniel defense (in stock) 5.0 (1) ddm4v7 300 blackout law folding stock adapter.CNC Machined of 7075-T6 Aluminum, Type III Hard Coat Anodized
Vast selection of parts and accessories for pistols. UPPER RECEIVER: Mil-Spec with Indexing Marks and M4 Feed Ramps. Every day low price on LAC AK/Saiga Telescoping Stock Adapter 'Flipper'.LOWER RECEIVER: Mil-Spec with Enhanced Flared Magazine Well and Rear Receiver QD Swivel Attachment Point.