6 Position Mil Spec Receiver Extension Buffer Tube Assembly Complete For your AR15, M16, M4.
Receiver extension (buffer tube) machined from 6061T6 and manufactured to Mil-Spec dimensions
Mil-Spec receiver extensions have a slightly smaller dimension where the stock slides on
This kit contains all the necessary parts to mount your AR15, M16, M4 l Lower Receiver. Rifle receiver extension (buffer tube)
- Machined from 6061T6.
- Hard Coat Anodized per Mil-A-8625F, Type III, Class 2
6 Position Mil Spec Receiver Extension Buffer Tube Assembly Complete with
- Mil-Spec dimension 6 position extension/buffer tube
- Receiver End Plate
- Lock Nut (Castle)
- Action Spring, Carbine
- Buffer (buffer may be black, brown or silver depending on inventory ) , Carbine 3 ounce