Rockymounts Brass Knuckles Upright Roof Rack

RockyMounts Brass Knuckles Upright Roof Rack. The best upright bike mount on the market, the RockyMounts Brass Knuckles Upright Roof Rack has a stylish, minimalist design and the bragging rights of being the lowest profile, upright bike mount currently available. It mounts to all crossbars, fits 20 29 tires up to 2.75 wide and transports road bikes to downhill rigs. Micro adjust Pivot Arm and ergonomic Brass Knuckles make it easy to secure your bike, plus the Pivot Arm can be adjusted for driver or passenger side installation. Premium aluminum tray and frame parts for a stable fit, even on crowned crossbars.