AR15 Lower Receiver Extension Buffer Tube - Commercial diameter
Fits any AR-15 .223/5.56
6 position, OD 1.17"
Attach to with Commercial Comm Spec diameter adjustable buttstocks (not included). Use with carbine buffer parts.
Click here to purchase a buffer tube kit (tube, receiver end plate, recoil buffer, recoil buffer spring, castle nut)
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