This UNIQUE spanner wrench is for your VICTRA-12 Modular Shotgun Sound Suppressor system. Each VICTRA-12 ships with this spanner wrench, but if you have lost yours, don't worry. We have this wrench available at an affordable price. This multi-use wrench aids in the installation and removal of the VICTRA-12 Mounts in the host firearm, Chokes in the suppressor, and the Jam Nut. MADE IN U.S.A. Length: 5.0" Weight: 2 Oz. Material: Steel Finish: Zinc Coated