The advanced technology ar-15 military buffer tube assembly package fits most ar-15 and ar variants.It features a 6-position, hard-coat anodized 6061-t6 aluminum buffer tube with mil-spec thread and tube diameter.This assembly also comes with an ar-15 recoil plug, buffer spring, and a steel, military grade e-coated castle nut and locking ring.Note: this model is compatible with ar-10 308 models.

Finish: Black Anodized
Type: Buffer Tube Package
Model: Military Buffer Tube Assembly
Size: Mil-Spec
Material: Aluminum