Shimano BMX 17t 1/8” x 3/32” F/W

shimano,SF-MX30 Freewheels* Chrome-plated*,1/2x,3/32,9-Speed Chain compatibleItem Specifications---Color: Chrome/BlackCassette Body Type: Threaded Standard,1.37x 24tpiFreewheel Teeth:,17Chain Compatibility:,3/32