Problem Solvers 4.5mm Anodized Alloy Spacer 7-speed cassette mounted on 8/9-speed hubs SKU: FW8400

Problem Solvers 4.5mm Anodized Alloy Spacer for 7-speed cassette mounted on 8/9-speed hubs. Problem Solvers Cassette Spacers are designed for cobbling together or converting your old cassettes.