Double Bike Water Bottle Cage Mount Adapter MTB Road Bicycle Handlebar Water Bottle Holder Cycling Seat Post Bottle Mount Adapter

Multifunctional adapter can carry a gas cylinder(not included) and two water bottle cages(not included). Features: Aluminum alloy construction,super strong and lightweight. Ultra easier to carry 2 water bottles or 1 water bottle. Middle screwed hole to carry a CO2 tire inflation cylinder(not included). Come with a pair adapter pads.Suitable for bike handlebar/seat tube with 32mm-55mm diameter. Easy to install and remove. Specification: Color: Red / Blue / Black (optional) Material: Aluminum alloy + steel Weight: approx. 75.9 g / 2.7 oz Package weight: approx. 104.5 g / 3.7 oz Package List: 1* Multifunctional adapter 1* Pair of Plastic Pad 2* Bolt 1* Wrench