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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
High-performance 11-speed gravel cassette machined from solid cold-forged Chrome Molybdenum alloy steel for exceptional durability
Compatible with Bosch Drive Units BDU31YY
and seamless shifting across rapidly changing terrains
- Includes: Handy keychain for easy transport and storage
The FC-M315-B2 employs a JIS Square Taper spindle interface
Sunrace RD-R81 8-Speed Road Rear Derailleur, Aluminum & Steel Construction Valve Length_42mm High-performance 11-speed gravel cassette machinedUpgrade Your Cycling Setup with the Sunrace RD R81 8 Speed Rear Derailleur Precision, Durability, and Smooth Shifting for Road and Cyclocross Bikes Maximize your bike's performance with the Sunrace RD R81 Rear Derailleur, engineered for reliable and smooth 8 speed shifting. Designed for cyclists seeking durability and seamless gear transitions, this high quality component is perfect for road and cyclocross bikes looking to enhance their gearing
