This fits your .

Features:
This product is a bicycle water bottle seat adapter, which is made of quality aluminium alloy.
It is steady, and durable, perfect for bicycle.
You can install it on the bicycle seat, can reduce resistance.
Super toughness, will not face a strong impact on the deformation and fracture.
Can carry one or two water bottles, perfect for long time riding or long distance travel.
 
Specification:
Material: aluminium alloy
Color: black
Size: Approx. 12*8*5cm/4.72*3.15*1.97in
Weight: Approx. 138g
 
Package List:
1 x Bicycle Bottle Seat Adapter
1 x Wrench
4 x Screws
4 x Nuts

Bicycle Water Bottle Stand Black Bicycle Kettle Stand Super Toughness Steady with Wrench 4 X Screws for Rider for Mountain Bike for Cycling for Outdoor - BAB7GPGYN