78-53 Clamp on bullseye is perfect for furling leads between stanchions with a straighter lead. Stainless steel insert keeps the lead from "burning out" and the uv treated injection molded plastic construction keep weight to a minimum. Fits 1" (25mm) stanchions. Length 2-3/8" (60mm), Width 1-5/32" (30mm), Safe Working load 250 lbs (112kg), Weight 2.5 oz (71g), Maximum line size 3/8" (9mm)