For kayak transportation. Super easy to set up, these upright bars attach to your existing roofrack with the fixings supplied. Once the bars are on the kayak is simply secured with a pair of roof rack straps (provided) that thread though the eyelets on the upright bar. Product Specifications Padded upright bar, 50 cm in height, Complete with straps, Finished in black chrome powder coating, Width between Bolts : 60mm ,