AT3(TM) Mil-Spec AR-15 Buttstock Kit - Stock, Buffer, Tube, Springs, Plate

This buttstock kit combines a Mil-Spec stock and buffer tube with all the needed parts to complete your build. This Mil-Spec Buttstock AR-15 Buttstock Kit includes the buttstock, buffer tube, castle nut, lock plate, 3oz carbine recoil buffer and recoil spring. All parts are designed for easy assembly and compatibility with all your other AR-15 [...]