Features: Lower receiver is fitted with Magpul MOE grip and MOE SL collapsible buttstock on a Mil-Spec buffer tube. Handguard is free-floated for accuracy and the slim 15" length provides enhanced ergonomics. Bolt is mil-spec 9310 and is machined and shot peened for strength and durability. The Ruger Elite 452 AR-Trigger is a two-stage trigger that offers a smooth crisp 4.5 pound trigger pull. It features a full-strength hammer spring for consistent primer ignition and a lightweight hammer that enables a faster lock time for improved accuracy. Magpul M-LOK accessory attachment slots along the 3:00 6:00 and 9:00 positions with additional slots on the angled faces near the muzzle. Ruger muzzle brake is a radial port design that significantly reduces felt recoil and muzzle movement. The threaded barrel allows for standard muzzle accessories to be installed. Cold hammer-forged 4140 chrome-moly steel barrel with ultra-precise rifling provides exceptional accuracy longevity and easy cleaning. Optimized feed ramp provides improved reliability and the matte black nitrided finish provides corrosion resistance. Made from aerospace-grade 7075-T6 aluminum forging the flat top upper receiver includes a forward assist dust cover and brass deflector and is Type III hard coat anodized for maximum durability. Bolt carrier and gas key have chrome-plated inside diameters to provide exceptional resistance to hot gases. The gas key is staked so that it will not loosen after extensive firing. Pistol-length gas system provides smoother operation and reduces felt recoil. Also includes: one magazine.Specifications: Caliber: 350 LEGEND Stock: Black Synthetic Collapsible Handguard: Free-Float With Magpul M-LOK Slots Sights: None Barrel Length: 16.38" Capacity: 5 Magazine: AR-Style Twist: 1:16" RH Finish: Matte Black Weight: 6.6 lb. Thread Pattern: 1/2"-28 x 0.4" Overall Length: 33.38" - 36.63" Length of Pull: 11.10" - 14.40" Grooves: 5