4.75" SS Open Base Cleat. Includes urethane washers for isolation when attaching to spars.  Polished smooth finish reduces chafe on lines.  Maximum line size 3/8" (10mm), Length 4.75" (120mm), Height .9" (23mm), Fastener size #10 FH, Fastener center/center 1.25" (32mm), Weight 4.1oz (.12kg)