The UTG Mil-Spec Receiver Extension Tube Kit is made from 6061-T6 aluminum with rolled threads and a matte black hard coat anodized finish. Included is a 6 position extension tube, carbine buffer, buffer spring, receiver end plate, and a castle nut. Made in the USA.
Check out the entire range of products from UTG.
| Model: | Receiver Extension Kit |
| Firearm Fit: | AR-15 |
| Series: | Mil-Spec |
| Type: | Buffer Assembly |
| Gun Style: | AR-Platform |