The Calculated Kinetics Adapter Plate enables seamless mounting of Holosun 509T optics on Staccato HD pistols. Part of their DOGTAG series this anodized adapter plate was developed with input from law enforcement professionals and over 250 agencies.Calculated Kinetics Adapter Plate for Staccato HDDesigned specifically for Holosun 509T opticsAnodized finish for durabilityComplete installation kit included: hardware Torx bit Vibratite and install cardCompatible with Safariland duty holstersDeveloped with law enforcement subject matter expertsPerfect for law enforcement officers and civilian shooters who demand a reliable professional-grade optic mounting solution that maintains holster compatibility while delivering precision performance.