Rail for seatpost and round tubes - B-RAIL

This accessory allows you to securely attach a B-RAIL to your seat post or any other round tube on your bike, thus expanding the configuration possibilities of your B-RAIL system.

Thanks to its integration into the modular B-RAIL system , you can install, remove and exchange your accessories in seconds, for a bike that adapts to each of your rides.

Available in five diameters for a precise fit:

• 25.4 mm (1")
• 27.2 mm (1.07")
• 30.9 mm (1.22")
• 31.6 mm (1-1/4")
• 34.9 mm (1-3/8")

🔧 Tip : Measure the outside diameter of your tube (seatpost or frame tube) before choosing the size to ensure optimal fit.