Hatsan Bullmaster/Galatian 1/2 x 20 Adapter A35 0.20" (5.0mm) Say goodbye to the guesswork

Say goodbye to the guesswork and hello to calculated perfection

Huma-Air Tuning Regulator For The Artemis P12

Reinsert the baffle and tighten with the new securing ring

slugs are  almost shaped like firearm bullets

Diameter of

Hatsan Bullmaster/Galatian 1/2 x 20 Adapter A35 0.20" (5.0mm) Say goodbye to the guessworkHatsan Bullmaster Galatian 1 2 x 20 Adapter A35 Product description 1 2 x 20 UNF adapter for those rapid firing Bullmaster. New and improve design to allow more air flow. Please note that when you add a suppressor to this gun, it does not properly index the magazine. It uses blowback air to advance the magazine however with a suppressor on, it over rotates and causes it to not properly index. If you plan to single load it'll work fine. Some customers