The LWRCI Di is made with the same craftsmanship and design excellence that comes with every LWRCI firearm and now available with LWRCI specified M-LOK Rail. Built from the ground up to be more than just another direct impingement rifle, the LWRCI Di delivers the quality every rifle enthusiast demands with innovation that's expected from LWRCI. High Performance features like fully ambidextrous controls, monoforged upper receiver with modular M-LOK one-piece free float rail, LWRCI Cold Hammer Forged Nicor-treated spiral fluted barrel. LWRC's innovative "keyless" bolt carrier design, combined with an operating system that is time-tested, makes the Di the perfect addition to the LWRCI lineup and your gun cabinet.Specifications: Platform: AR-15 Caliber: 223/5.56/5.56x45mm Barrel: CHF Spiral Fluted Barrel Length: 16.1" Overall Length: 35.25" Finish: Black Capacity 30 rd. Type Rifle Action Semi-Auto Finish Black Hard Coat Anodized Stock Collapsible / Folding Stock Weight 6.6 lbs.