Stops Spring Bind- Standard Plug
Full-length guide stops the recoil spring from kinking and binding. You get smoother, more reliable cycling for improved chambering and extraction. Two-piece design threads together for faster and easier takedown.
1911, Issue:11, Page:015
Big Book Catalog, Issue:71, Page:109
Sinclair, Issue:1A, Page:014
SPECS: Steel, blued. 5/16" (7.9mm) diameter. Fits 1911 Auto only. Includes 5/32" Allen wrench.
The BCM AR-15/M16 Pistol Receiver Extension kit has a 1.2” outside diameter which makes it compatible with the Sig Sauer SB-15 Stabilizing Brace. Made from 7075 T6 aluminum with a hard coat anodized finish, accepts carbine buffer and action springs.
AR-15, Issue:11, Page:041
Big Book Catalog, Issue:71, Page:045
SPECS: Made in the USA and manufactured from high quality 7075 T6 aluminum.
The Primary Weapons Systems Enhanced Pistol Buffer Tube is based off of their popular Enhanced Buffer Tube, but is compatible with standard pistol braces and cheek pieces.
Unique lighting cuts help reduce weight by 1oz, while extended carrier support lips help with smoother cycling.
- Made from extruded 6061 aluminum
- Weight: 4.7oz
- Hard coat anodized finish
This also includes Primary Weapons System Ratchet lock castle nut and QD end plate.