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Material: Made of aluminum alloy material, light weight does not put an extra burden on the bicycle.
Spring Design: This chain adjuster can change multi-speed bikes into single speed bike.
For 11T/13T Derailleur: Ensures perfect tension for your chain to make you pedal with less efforts.
Universal: It can fit various sizes of gear, and preve-nt chain from skidding out from the crank.
Usage: MTB, road racing, fixie bikes, single speed bikes, bmx's, freesty-le bikes.
Specifications:
Material: aluminum alloy
Color: black
Size:about 90x50mm
Package included:
1pc x bike chain tensioner
Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.
J.Kraisser
Reviewed in the United States on January 22, 2025
Not sure what I was thinking with this one but it ended up breaking on me
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