Description
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.
Mil-Spec Carbine Buffer Tube / Receiver Extension
6 Position Aircraft Grade Aluminum
Carbine Buffer Spring
Castle Nut/Receiver Nut
Mil-Spec Receiver End Plate
Carbine Recoil Buffer
Anti-rotation buffer retaining tabs may vary (depending on batch)
1690
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Customer reviews
Comments (2)
The construction and dimensions on the buffer and tube are way off. Might want to read the negative reviews as well.



Their shipping is pretty expensive too. Makes it $23 each for 2