Go Rhino's XRS Rhino Tie Downs fit anywhere on the 4-CORE system (SRM, Ceros or XRS) and future 4-CORE applications. They are a handy accessory for ropes, tie downs or bungee cords, and the attractive Rhino Head cutout has the added cool factor. XRS Tie Downs comes with a Limited Lifetime warranty on materials and construction and a 5 year warranty on the the textured black finish. Installation Instructions