Arca-Swiss Style Lever-Release Clamp 40mm (QRC-40L), F2102 is our new low profile solution to slide the clamp on the rail. No spacer needed. Much more elegant looking!
A 6mm thick spacer mounted to QRC-40A. A low cost solution to slide the QRC-40A QRC-50mm or QRC-65mm on the rail of M Series heads.