This Gemini Technologies, Inc. (GEMTECH) MultiMount is a suppressor for the 9mm round. It has an overall length of 7 inches, a diameter of 1.375 inches, and a weight of 6.5 ounces. This suppressor is constructed of aircraft grade aluminum with a matte black anodize finish. The entire suppressor threads onto an AR-15/M-16 upper and has the ability to be used on other host weapons. This ability, through the use of innovative firearm mounts has made it a favorite. All NFA rules apply.