Amazon.com : Shimano Rear DERAILLEUR, RD-A070 Smart 7-Speed Direct ATTACHME : Rear Bike Derailleurs : Sports & Outdoors
Shimano Tourney RD-A070 Rear Derailleur - 7 Speed, Short Cage, Black, Shimano Rear Direct Mount - SoCal Bike - Oceanside, Carlsbad and north San Diego county's favorite bike shop, Bicycle and ebike
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