Acerbis Tri-Fit Handguards. Perfect fit for almost any application. The wide variety of mounting options make the Tri-Fit a perfect handguard for the versatile racer, allowing for quick and easy handguard customization depending on the conditions. Made of nylon, this innovative, multifunctional handguard kit allows three different configurations:1. Closed Wrap: full wraparound2. MX Open: flag-style MX roost guard3. For ATVs and adventure-touring bikes that have large controls that hinder the mounting of traditional handguards. ATV: mounts to the end of the handlebar, leaving room for larger controls.