Booster BG009b 2 Pairs Rack HD Kayak Carrier Canoe Boat Surf Ski Roof Top Mounted on Car SUV J Bar Steel design with adjustable padding for carrying strength and kayak protection Super Duty and Durable Wide mouth J bar offers easier loading and unloading Quick on/off hardware ensures fast installation and removalOptimally sized J style carrier leaves roof space Accommodates kayaks up to 36" wide and 75lbs,Will fit most factory or aftermarket round, square, oval and flat crossbars. Please note: The crossbars shown in the pictures are not included - PLEASE CHECK MEASUREMENTS BEFORE PURCHASE