Fitting directly to the Rhino-Rack Vortex crossbar, the screw to tighten mechanism makes it easy to set up. Fitting kits are also available for the Rhino-Rack Heavy Duty and Euro bars. There's also a fitting kit specially designed so that it will fit the Rola* Rack and Rola* Commercial bars. Please note: The paddle cradle on the S512 cannot be used while the S512X extension piece is fitted. Features: Turns your S512 Folding J Style Carrier into a dual carrier. Can be used carry up to 4 watercrafts (2 x S512 and 2 x S512X are required) Stainless steel hardware included Strong and durable steel coated for protection Product comes completely assembled and ready our of the box Universal mounting to suit all crossbar shapes (with fitting kits)
