FD-TY300 Front Bike Derailleur, 31.8mm Up Swing for 3x6/7 Speed
Product Description
FD-TY300 Front Bike Derailleur, 31.8mm Up Swing for 3x6/7 Speed
- 【Model】Front derailleur FD-TY300 Up Swing 31.8mm, 3x6/7-speed. Please carefully check whether the front derailleur of your bike is a pull-UP type before buying, if yours is a pull-down type, it is not applicable.
- 【Compatible tooth ratio】42T, drawing mode: up double pull, installation diameter: 31.8mm.
- 【Double SIS positioning】47.5-50mm chain center line compatible with wide chain design, improve variable speed response, extend service life
- 【Features】Clamp Band Mount, 3x6/7-speed. Made of high strength aluminum alloy material, strong and durable, lightweight design.Implementing a weight reduction design to make your riding more comfortable.
- 【Principle of speed change】The speed change line pulls the guide chain piece to toggle the chain, so that the chain runs on different tooth pieces of the tooth disk, realizing the tooth ratio of different speeds, making the riding more effortless and faster.
Technical Specifications
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