Our external booster assembly is made of 304 first grade stainless steel for a lifetime of problem free use. The booster is threaded 1/2-28 Male on the suppressor / solvent trap end to fit most suppressor / solvent trap threaded for 9MM and 380ACP applications.
Other options: 1/2-28 Male to 13.5x1LH Female .578-28 Male to 9/16-24 Female .578-28 Male to .578-28 Female
Not subject to various thread restrictions in the market, plug and play.
Material: Stainless Steel
Weight: 17oz Dimensions: 2.5 x 2.5 x 2.5 in
Size.1/2 x 28 9mm Caliber .22LR, 5.56mm, 578×28.USA 45 ACP Caliber, 9/16X24.40 13.5 x 1 LH 9mmavailable