Universal Adaptor For Lockrack Bases The Standard Mounting Bracket which

The Standard Mounting Bracket which is supplied with the Lockrack Sets - to fit Aerobars with a channel

Fits the Rhino Rack HD and Prorack HD as well as others

Supplied as a single base only with no rubbers or keys

These arms are great for Kayaks and carrying two SUP's

Sup X and Surfski X Lockrack Sets

Universal Adaptor For Lockrack Bases The Standard Mounting Bracket whichIf your vehicle does not have factory roof racks with an accessory groove on the top or aftermarket racks like Thule, Yakima or factory crossbars, you will need these universal bar adapters to properly attach the racks. 4 x Universal Adapters for round, square and factory crossbars. For Surf Board Racks 1 Set is Required. For Universal X, SUP X and Surfski X Units 2 Sets are Required.