Griffin Armament Revolution 9MM Suppressor Features High quality industry leading performance strength unparalleled feature functionality build quality and price make the Revolution a clear winner in the modular class of silencers. The Revo 9 can also be configured into a short (K) configuration by removing the stainless black oxide external booster housing extension and collapsing the booster housing or 3 lug assembly into the silencer tube. This configuration is best used wet. By adding 5cc s of rem oil wire pulling gel or some other ablative medium sound suppression can be dampened extremely well in the short configuration. Griffin Armament Revolution 9MM Suppressor Specifications Can be attached using Griffin 3 lug assemblies and direct thread adapters 17-4ph stainless steel Mil-Spec Type III hardcoat anodizing 7.6 Length User serviceable 6061 T6 Aluminium