Air Venturi Female DIN Adapter, 1/8" Male BSPP Threads

Dead Air Thread Adapter 1/2-28 Fits GSG 1911, Black - Reliable Attachment - DA421

Dead Air Thread Adapter 1/2-28 Fits FN America FN 5.7, Black - Secure Fit - DA422

Dead Air Armament Thread Adapter 1/2x28 RH Fits FN 5.7, Black - DA422

Umarex 12 g CO2 Adapter - 2211284

Umarex UX 88g Adapterm for AirJavelin

Dead Air Armament Thread Adapter 1/2x28 RH Fits Walther P22, Black - DA419

Dewey Cleaning Rod Thread Adapter Converts 8-32 Female to 12-28 Male Brass