The Advanced Technology AR-15 Buffer Tube is what you need when you are looking for a dependable 6 position buffer tube. This commercial buffer tube is constructed of military type III anodized, 6061 T6 aluminum and comes in a matte black finish.

Specifications and Features:
ATI AR-15 Carbine Buffer Tube A.5.10.1000
Commercial Specification
AR-15 Carbine receiver extension
6061 T6 Aluminum
Type III Anodized
Laser etched logo
Made in the USA
Black

Fits:
Most AR-15 and AR variants
Note: This buffer tube is not compatible with .308 rifles