Custom made silencer adapter for Marauder Pistol air gun, or P-Rod with 1/2-20 tpi thread to attach your air gun silencer, and with 11/16-24 thread to fit the 3/4″ shroud.
Material is steel, blued. With thread protector. Through bore is 8 mm (0.315″) wide. Suitable for .177, .22. and .25 cal. Knurling pattern may be different than the one on the pictures.