Description:

Made of Aluminum Alloy, smooth surface, rust-proof and durable.
Easy to install, stable and heavy duty.
The bracket can be rotated 90 degrees and you can find the right mounting position.
Fits for diameter of seat post or handlebars: 30.9~ 33.9mm.
Good companion for riding bike outdoors, makes cycling more fun. Great accessory for mountain bikes or other s with bottle cages!

Specification:

Material: Aluminum Alloy

Package Includes:(2 Pack)

1 Bottle Holder Adapter