The kit also includes two Yakima compatible crossbars that are 58L and 1 1/8 diameter.
Black powder coat;Kit includes 4 mounting brackets and two 58L crossbars;Compatible with Yakima mounts;Adjustable to fit your application;Great for Roof Top Tents (ARB and AutoHomeUSA);California Residents: WARNING Garvin Industries Expedition Rack Crossbar Kit - 29210 Our crossbar kit comes complete with four mounting brackets which attach to the sides of any 4H Garvin Wilderness Rack.This kit is also great for attaching a roof top tent. With this kit installed you can attach any of the Yakima mounts they offer including bike, ski, kayak among others. The clamps are adjustable along the side of the rack to accommodate whatever you are mounting to the rack.