TRACK SLIDER SYSTEM - The large slider system allows you to easily slide your dartboard into place; no more trial and error when mounting your dartboardSTURDY SUPPORT - The Viper QuickFit provides a secure and balanced hold on walls cabinets and backboards eliminating wobble for a better darting experienceUNIVERSAL COMPATIBILITY - The Viper QuickFit works with any steel tip sisal or bristle dartboard and can be mounted to any flat surfaceEASY SETUP & REUSABLE - Simply attach the track to your wall and the slider to your dartboard for a perfect mount in minutesPACKAGE INCLUDES - one QuickFit dartboard mounting bracket Pro Line oche measuring tape screws needed for proper installation and mounting instructions