Product Description If you have a Rhino Heavy Duty Crossbar system and want to mount a number of Rhino's kayak and canoe carriers including the S510, S512 or the Kayak Extension Piece S512X you will need the KC-FK8 fitting kit.
Rhino-Rack Heavy Duty Kayak Carrier Fitting Kit (Suits Nautic 580/581) - HD-FK2 MSRP: Was: Now: $18.99 Add to Cart