SRAM delivers an uncomplicated computer mount that‘s easy to install, lightweight, & above all, vibration & slip-free. At only 20 grams, with a single torx T25 bolt, flexible mounting clasp, & a 1/4 twist mount, it installs quickly, simply & securely on any 31.8mm bar surface. The SRAM Quick View Computer Mount also features a center-offset design so the computer can be placed directly in front of the stem, or flip it to position the computer before the bar for MTB or Cyclo Cross use. Works great with your Quarq power meter! Computer not included.