Advanced Technology A5101050 Commercial Buffer Tube Assembly AR-15 Black Anodized 6061-T6 Aluminum

The Advanced Technology AR-15 commercial buffer tube assembly package fits most AR-15 and AR variants. It features a 6-position 7.8 hard-coat anodized 6061-T6 aluminum buffer tube with a slanted back and commercial thread and tube diameters of 1.17″. This assembly also comes with an AR-15 recoil plug buffer spring and a steel castle nut and locking ring. Made in the USA. NOTE: This model is compatible with AR-10 308 models.”