Nylon Rivets can be used to install the Letter Track to a background material.
Background Material Thickness: For Material Ranging from 3/64" to 3/16" thickness 
 
Package of 100 rivets
Nylon rivets, not a pop rivets
Made for mounting changeable lettering track to a background material
To fasten track to 3 /64" - 3/16" backgroundmaterial
Rivet Diameter: approx 3/16"
 
For rivet installation: drill a hole through the track and background (maximum 8" center to center). To fasten track to 1/8" - 3/16" background, drill .219 diameter hole (3/16" drill bit). Insert the Pronto rivet, then push the pin to its closed position.