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87 inch (22
Lightweight and ultra-portable
7 inches （2100mm)
Assembly Completion 85% Bicycle Derailleur 7-speed Terrain Type All-terrain Color Family Grey/Blue/Orange Frame Material Aluminum Alloy Frame Product Weight (lb
Shimano RD-TY21B Bike Rear Derailleur 6/7 Speed Style:TY21B-hanger mount 87 inch (22Shimano RD TY21B Bike Rear Derailleur is a reliable and durable component designed to enhance the performance of your 6 7 speed bicycle. It features a Direct Mount design for enhanced stability, is easy to install and adjust, and provides smooth and precise shifting. Compatible with a wide range of bicycle models, this rear derailleur is an excellent choice for riders looking to upgrade their bike's shifting performance. Feature MODEL: Shimano RD