Shimano 21 Speed TY300 Frame Fit Rear DER Speed:21 Speed Suitable for a range of

Suitable for a range of compatible bicycles

38" - 81cm

90 grade at hot temperature to provide outstanding oil film resistance at hot temperature and/or to reduce transmission noise

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Shimano 21 Speed TY300 Frame Fit Rear DER Speed:21 Speed Suitable for a range ofShimano 21 Speed TY300 Frame Fit Rear DER Designed to deliver smooth and reliable front gear shifting for 21 speed bicycles. Built for durability and consistent performance, this derailleur easily guides the chain between front chainrings, helping riders maintain efficient pedaling across different terrains. Features: Compatible with 21 speed bicycle drivetrains Bottom pull cable design for common frame configurations Ensures smooth and precise front