ECOTRIC J-Bar 2 Pairs Universal Kayak Canoe Top Mount Carrier Roof Rack Boat SUV Van Car with One Year Warranty Cross Bars are thicker than 1" or wider than 2.5" will not be mounted properly,round or oval crossbar is not fit.please notice it Straps: 8' length Accommodates kayaks up to 36" wide Net includes: 2 PAIRS (4 racks for 2 kayaks) + 4x Straps + Set of Mounting Hardware Mounting Hardward Steel design with adjustable padding for carrying strength and kayak protection Will fit most factory or aftermarket square and flat crossbars (OEM crossbars are within 2.5" wide and 1" thick)