PRODUCT OVERVIEW:The Scotty Universal Sounder / Fishfinder Mount uses a new multi pattern universal top plate and the patented Scotty post mount design for quick removal and adjustable rotationSimply fasten your sounder bracket to the top plate, then lock down the sounder mount into your favorite Scotty post mounting systemOnly intended for use with Fishfinders and other marine electronics(Sounder, Fishfinder, No. 241L Locking Combination Side/Deck Mount and fasteners not included)WARNING: Cancer and Reproductive Harm -www.P65Warnings.ca.gov