If you have side rails and crossbars the straps can be looped around those.
													
																	How wrap a suv roof rack. 
									
	
		
	
																	Wrap lumber in a tarp to secure it and place a blanket down on the roof under the load to avoid scratching your vehicle s paint. 
																	Then wrap this strap around both crossbars and tighten. 
																	After getting rid of my roof basket and adding a narrow roof box i was looking for an affordable customizable way to mount a few more items along the other. 
																	In the case of a naked roof you should be looping the rope through the car through the doors not the windows and around the object on the roof and a towel or blanket should be used to protect the roof of your car from the object. 
															
													
									
	
		
	
																	Tie down the boards lengthwise and widthwise similar to how you d secure a mattress. 
																	Repeat for the rear end of the bundle. 
																	On the driver s side of the vehicle wrap the strap around your roof rack bars and send the non buckle side of the cam strap back overtop to the passenger side again. 
																	Hook a ratchet strap to the front bundle strap. 
															
													
									
	
		
	
																	Open the rear doors and run a ratchet strap over the top of the rack and through the rear seat area of the passenger compartment.