Shimano DX Cassette Sprocket CS-MX66

The suitable sprocket for singlespeed or BMX riding. The CS-MX 66 can be mounted on all standard Shimano and compatible freewheel bodies. Therefore spacers and a lockring are needed. The chrom-plated sprocket provides long durability. Compatible with all 1/2" x 3/32" (7/8-speed) chains. Note: The needed spacers and lockring are not included in delivery. Fitting for derailleur: Single Speed (3/32"") Material: chromed steel