- Firearm Accessories
- Trinity Force MNTLU04B AR15 Mil Spec Receiver Butt Stock Extention Buffer Tube Kit
The AR Receiver Extension Kit is constructed from aircraft grade aluminum with rolled threading. The buffer tube has been hard coat anodized for maximum corrosion and wear resistance. A standard buffer spring and 3oz carbine buffer are included as well as a castle nut and lower receiver end plate.
This assembly kit will fit on all Mil-Spec AR 15 lower receivers. It is also compatible with most AR 308/AR 10 rifles but requires a modified buffer and spring for proper operation.
Length (in): 11
Receiver Extension Type: Mil-Spec
Weight (oz): 9.9
Coating Type: Hard Coat Anodized Finish
Material: Aircraft Grade Aluminum, High Strength Steel
These buffer tubes are awsome. They are made well and have a great alignment tab.the buffer detent rests perfect in the locator.best I have used so far.
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