This machined and knurled fake suppressor looks and has the weight of the real thing without the high cost and tax stamp. Nearly 6 inches long, threaded .578 x 28 (37/64-28), machined from 6100 aluminum, with a knurled outer grip at the base and finished in a new flat/matte black finish that matches most semi auto pistols and most real suppressors. Adds a tactical look to any .45 ACP pistol with a .578 X 28 thread. 6" in length and a diameter of about 1.15", weighs about 8.5 ounces. Coating is Flat black