Tacfire Build Kit for AR-15 5.56 NATO/223 Remington Unassembled Rifle, Nitride Black - SSRK556LPK

Unassembled Rifle Kit Features The TacFire SS-RK556 rifle build kit contains- 16 5.56 Nato M4 contour barrel/nitride; birdcage flash hider w/crush washer; 15 MLOK free float handguard; AR15 5.56/.223/.300 AAC stripped billet upper receiver w/M4 feed ramps/.556 Mil-Spec charging handle aluminum w/steel latch; dust cover; AR-15 forward assist; AR-15 standard receiver end plate; Mil-Spec/commercial castle nut/steel; buffer tube aluminum; AR 15 3 oz buffer w/tube spring; AR-15 USA made lower parts kit and a AR-15 standard A2 style black pistol grip/A2 style. Unassembled Rifle Kit Specifications Caliber: 223 Rem Model: Lower Parts Kit Series: Unassembled Rifle Kit Color: Rifle Action: Semi-Auto Material: Aluminum Firearm Fit: AR Platform Compatible With: Mil-Spec Lower Grip Type: Black A2 Pistol Grip Stock Description: 6 Position Collapsible Thread Pattern: 1 / 2-28 tpi Trigger: Mil-Spec Twist: 1:8 Barrel Length: 16