******Our warehouses are located in USA and Hong Kong and China, all other countries (except USA) will be shipped from our Hong Kong or China warehouse. ****** RD-U6000 FEATURES Stable drivetrain performance on trails, gravel, and city streets Chain stabilizer reduces chain drop, slap and noise Low-profile design is optimized for rough terrain Total capacity: 39T Max low sprocket: 50T (1x11-speed), 48T (1x10-speed) Designed and tested to provide enduring e-biking performance E-BIKE RATED CS-LG300-10 LINKGLIDE 10-Speed cassette is both light weight and durable LINKGLIDE cassettes are exceptionally durable, built to stand up to persistent daily wear providing enduring shift and pedalling performance for multi-purpose bikes and high-torque e-bikes LINKGLIDE's cassette teeth have a substantially thicker base and a unique chamfer that drastically improves wear resistance in high torque applications LINKGLIDE sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth 2-way shifting (inward and outward) with reduced pedal shock Sprockets are cut away and drilled to reduce weight without reducing rigidity For use with 10-speed compatible LINKGLIDE chains FEATURES Go further with smooth and long-lasting e-biking performance Up to three times the durability of HYPERGLIDE in high chain tension conditions Smooth 2-way shifting (inward and outward) with reduced pedal shock LINKGLIDE CN-LG500 FEATURES Smooth and reliable shift performance LINKGLIDE technology SL-U6000-R FEATURES Quick lever access and light operation RAPIDFIRE PLUS Easily-visible gear position indicator option improves shifting control OPTICAL GEAR DISPLAY 2-WAY RELEASE ***These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging.***