The TreeFrog PRO 2 bicycle carrier can fit 2 bicycles (maximum load capacity 40 kg) or 1 electric bicycle (up to 27 kg) that is specially mounted in the middle of the board. The double-layer polycarbonate board Pro 2 features 4 TreeFrog vacuum cups with a load capacity of 110 kg for each of them, 2 fork mounts and 2 rear wheel mounts. The 9-15x100 mm universal fork mounts can safely hold either 2 standard 9 mm quick releases or 15x100 mm forks (Boost spacer works with 15x110 mm mountain bikes). Different fork mount sizes are available for the Pro range - 12 mm, 15 mm, or 20 mm (including Lefty fork). A perfect choice for couples, it can be mounted on a roof, on a hatchback, or a rear window.