FOUR CLOVER 2 Pair Steel Boat Canoe Board Snowboard Kayak Carrier J Shape Roof Rack Top Mounting Set Steel design with adjustable padding for carrying strength and kayak protection Optimally sized J style carrier leaves roof space Wide mouth J bar offers easier loading and unloading Accommodates kayaks up to 36" wide and 75lbs,Will fit most factory or aftermarket round, square, oval and flat crossbars Quick on/off hardware ensures fast installation and removal