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Shimano Alivio HB-M4050 Front HubsProduct Specifics
Manufacturer Part Number: ST1UPA-100
WK170 410439
2-piston flat mount 20mm offset hydraulic disc brake offers excellent power and modulation
170578-Q0-L
Classified Powershift Cassette - 12-Speed, 11-30t Disc Parts Shimano Alivio HB-M4050 Front HubsProductClassified cassettes are machined from one piece steel, with a high durability coating to reduce wear. They're extremely light and designed to fit the unique driver interface of the Powershift hub. Machined from High grade, one piece chromoly steel for increased durability and reduced weight Ultimate Gear Coverage: 24 gears, small steps, up to 530% of gearing range Designed specifically for the Powershift hub Cassette lock ring included Product
