Looking for ways to attach gear to your factory roof rails on your camper van? This AVCo. Roof Rail Nut allows mounting of accessories to factory or aftermarket roof rails. These nuts can be dropped into the rail at any location and twist upon tightening to lock on the rails.

The roof rail nut uses a 1/4"-20 thread, and you get three pieces, including the 1/4"-20 x 1/2" long stainless steel button socket cap screw, nut and washer.

Note: The usual order quantity is 4 pieces or more.