The Reptilia ROF Diving Board is a precision-engineered 34mm optic mount accessory designed to add MIL-STD-1913 rail functionality for mounting laser rangefinders and other tactical accessories.Reptilia ROF 34mm Diving Board - Black AnodizedCompatible with 34mm Geissele Super Precision and Reptilia AUS MountsMachined from Billet 7075-T6 Aluminum constructionMIL-STD Type III Hardcoat Anodized finishNitride 4140 Steel Screws includedDoubles support area on optic tube using ring cap from host mountOptimized for NightForce ATACR compatible with various magnified opticsMade in the USAThis tactical accessory provides the ideal position and height for laser rangefinder mounting while enhancing overall optic stability and support for professional and recreational shooting applications.