SHIMANO Deore 10 Speed Cassette Sprocket MTB Bike CS-M4100-10 11-42/46T 10V Freewheel Mountain Bicycle Flywheel Original Parts - AliExpress
Shimano Deore CS-M4100-10 Cassette - 10-Speed 11-42t Silver - SoCal Bike - Oceanside, Carlsbad and north San Diego county's favorite bike shop, Bicycle and ebike rentals, sales, and service