Under Platform Mounting Bracket for the Garelick SportDive Ladders Specifications W 3.18 8cm H 9.75 25cm Allows ladder to be mounted on any poly, teak, fiberglass, or aluminum platform. Mounts underneath platform and includes a top plate which sandwiches platform in between brackets. Used with face plate and 10 deg poly spacer 99180 included with ladder. Installation Instructions California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Boat