The Optimus Micro Taper Mount Interface provides a method of mounting any Griffin Taper Mount Muzzle device to the Optimus Micro Suppressor. All varieties both long and short and all thread pitches fit. This Part is made exclusively for the Optimus Micro and will not fit any other Griffin Suppressor.  The silencer is 22 caliber only and use of the Optimus Micro on a 30 caliber Griffin Taper Mount and firearm of caliber larger than .22" will result in damage to the silencer.