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1/2-36 thread. Length 1.75 inches, weight 2.0 ounces.
1/2-36 thread. Length 1.625 inches, weight 2.4 ounces.
1/2-36 thread. Length 2.25 inches, weight 3.0 ounces.
1/2-36 thread. Length 2.325 inches, weight 3.1 ounces. Smith Enterprises is in the process of changing the appearance of their muzzle devices. Actual Smith Enterprises muzzle devices received may vary in appearance from those pictured.