The BANISH 45 Piston enables multi-caliber versatility for your BANISH 45 suppressor with 1/2x28 thread pitch compatibility. Constructed from heat-treated steel for durability and precision.BANISH 45 Suppressor Piston - 1/2x28 ThreadingHeat-treated steel construction for enhanced durabilityCompatible with BANISH 45 Multi-Cal and Modular SuppressorAllows quick piston swapping for different host firearmsEngraved thread identification for proper installationSilver finishEssential accessory for shooters who want to use their BANISH 45 suppressor across multiple firearms with 1/2x28 threaded barrels providing flexibility and convenience in suppressor applications.