AR15 Carbine MIL-SPEC Lower Receiver 5PC Buffer Tube Kit (w/ US made tube)

Lower Receiver Buffer Extension Kit - MIL SPEC for AR15 .223 / 5.56

Model: UB_AS5P02

5 items included, complete Mil-Spec buffer tube kit:

- Lower Receiver Extension Buffer Tube, 6 position - Tube is made in U.S.A.
- AR Castle Nut / Buffer Tube Locking Ring
- AR Receiver End Plate
- AR Carbine Buffer (3 oz, 3.25")
- AR 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.

Compatible with:

AR15 223 Mil-Spec Polymer Buttstock Stock - Black (AAST06)

AR15 Mil Spec Adjustable Buttstock