Cassette Shimano, 105 CS-5700, 10sp.

Details

• 10-speed Super Narrow HyperGlide compatible cassette
• Fits 9-speed spacing (older 9sp freehubs may require spline shim)
• Single, 6-arm aluminum carrier (3 largest cogs) reduces weight and increases stiffness
• Nickel plated steel cogs for increased durability