Product Description Each adapter is machined with all mating surfaces in one process keeping the suppressor perfectly in-line with the bore Ab Suppressor Muzzle Thread Adapter 9/16-24 at Shooting Surplus Browse all Shooting Surplus deals $18.71 In Stock at Shooting Surplus Price verified 3d ago Buy Now at Shooting Surplus Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Ab Suppressor Gun Parts Ab Suppressor