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Amazon.com : Shimano Unisex - Adult SL-M315 Gear Shifter Lever Black 8 Speed : Sports & Outdoors
Amazon.com : SHIMANO CS-HG50 11-28 8-Speed Hyperglide Cassette : Bike Cassettes And Freewheels : Sports & Outdoors
Amazon.com : JFOYH 8 Speed Cassette 11-25T for Road Bike, Compatible with Shimano/SRAM/FSA HG Freehub Driver System-Silver : Sports & Outdoors
Amazon.com: ZUKKA Bike Levers Shifter, ST-EF51-8R 8 Speed Right Brake & Shift Lever with Gear Indicator and V Brake Cable for Mountain Road Bicycle, MTB, BMX : Sports & Outdoors