Caliber: 5.56 NATO - Stock: Black Synthetic Collapsible/Folding - Front Sight: Blade - Rear Sight: Adjustable - Material: Alloy Steel - Thread Pattern: 1/2-28 - Twist: 1:9 RH - Capacity: 20 - Finish: Blued - Weight: 7.5 lb. - Overall Length: 34.50 - 38 - Barrel Length: 16.12 - Length of Pull: 11.19 - 14.56 - Grooves: 6 - Strikeforce ATI 6-Position collapsible and folding stock. - Simple rugged Garand-style action with breech bolt locking system a fixed-piston gas system and self-cleaning moving gas cylinder gives unparalleled reliability under harsh operating conditions. - Cold hammer-forged barrel results in ultra-precise rifling that provides exceptional accuracy and longevity. - Integral scope mounts machined directly on the solid steel receiver provide a stable mounting surface for included scope rings eliminating a potential source of looseness and inaccuracy in the field. - Accurate sighting system with ghost ring rear aperture sight and a non-glare protected blade front sight. - Receiver is drilled and tapped for mounting the included Picatinny rail. - Compact Hammer-Forged Barrel with 1/2-28 Thread Factory-Installed Flash Suppressor. - Also includes: two magazines; Picatinny rail; scope rings.