Sunrace 12-28T 7sp Cassette

Sunrace CSM63 Mountain Bike 7-Speed Cassette Sprocket
Features
. Super Fluid Drive
. 12-14-16-18-21-24-28 Teeth Chain Rings
. Finished with Sandblast Satin
. Spaced with Engineering Polymers
. This cassette suits spline style freehubs, not screw on