Bike Bicycle Water Bottle Holder Rack Cage Kettle Holder Seat Adapter

Features: This product is a bicycle water bottle seat adapter, which is made of quality aluminium alloy. It is steady, tough and durable, perfect for bicycle. You can install it on the bicycle seat, can reduce air 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