Perko&';s Top Mount Rowlock Socket contains a plain finish with black polymer bearings. It features a length of 2-7/8 in., width of 1-1/8: and a depth of 1-1/8 in. It is designed for use with Fig. 1227, 1262 or 1267 Rowlock Horns. Length: 2-7/8 in.; Width: 1-1/8 in.