Lower Receiver Buffer Tube Extension Kit - MIL SPEC for AR15 .223 / 5.56 Model: AS5P02
5 items, Buffer Tube Kit
- AR-15 Carbine Buffer Tube, 6 position.
- AR Castle Nut / Buffer Tube Locking Ring
- AR Receiver End Plate
- Carbine Buffer (3 oz, 3.25")
- Carbine Buffer Spring
Use with adjustable butt stocks that are designed for Mil-Spec diameter buffer tubes (1.14"). Commercial size stocks are wider (1.17") and won't fit correctly.