Perko Side Mount Oar Lock SocketsThese side mount oar lock sockets are designed for a 1-2" normal shank size and to be used with #10 screws. With black plastic bearings and a natural zinc alloy finish, these oar lock sockets are built maximum durability and long lasting use. Sold as a pair, they can be used with Perko 1227, 1262 or 1267 oarlock horns.Features: Natural Zinc Alloy Finish; Black Plastic Bearings; For 1-2" Normal Shank Size; Use with #10 Screws; For Use with Perko 1227, 1262 or 1267 Oar Lock Horns; Sold As A Pair; Specifications: Dimensions: 4" x 1-1/4";