Shakespeare Style 414 Shim Kit for Ratchet Mounts Heavy duty rubber Each shim adds a half-notch five degrees tilt Stackable for compound angles Stack at opposing angles to add height for clearing obstacles on mounting surface Four shims per kit two frontback and two sideside California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Antenna Antenna Type Fittings Product MPN 414 Product UPC 719441110710 Fast Ship In Stock Ships Today