< div > < p > applicable installlation diameter: 19-40mm
Product size: 55x83 x 16mm
Information: aluminum alloy
Package containing: 1 x conversion seat
Bicycle bottle cage aluminum alloy conversion holder
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Easy to installl, strong and durable

Notes:
- the actual color of the project may be slightly different from that shown in the picture due to the difference between the display and the lighting effect.Thank you!
- due to manual measurements, allow measurement deviations of 1-3cm