Bottle Holder With Small Compartment

DescriptionThis bottle holder is designed specifically for the B-Rail System. It fits standard bottles ranging from 68 mm to 73 mm in diameter. It features an integrated storage compartment, perfect for carrying your keys, a small snack, or a spare TPU inner tube. About the B-RAIL System:The B-RAIL System uses standardized mounting rails that can be installed in multiple locations on your bike. It allows you to attach a wide range of accessories and swap them out in seconds. For the official B-RAIL standard mounting rail and a full list of compatible accessories, visit:🔗 https://makerworld.com/en/models/1790757-official-b-rail-mounting-rail#profileId-1908428