The TacFire Pistol Kit contains- .223 Wylde 7.5" contour barrel/parkerized; birdcage flash A2 flash hider; AR15/.750 micro/low profile gas block/Mil-Spec/Steel; pistol length gas tube w/pin/steel; ultra slim 7" clamp on MLOK free float handguard; AR15 5.56/.223/.300AAC stripped billet upper receiver w/M4 feed ramps, AR15 5.56 NATO BCG;/MPI tested/nitride; AR15/.556 Mil-Spec charging handle aluminium w/steel latch; 9 Mar093 AR15 dust cover; AR15 forward assist; AR15 standard receiver end plate; Mil-Spec/commercial castle nut/steel; pistol buffer tube w/foam; 3oz buffer w/tube spring; AR15 USA made lower parts kit and a AR15 standard A2 style black pistol grip. *Sports South Exclusive.