Rock Shox: Ever wished you could lock out your front and rear RockShox suspension instantly and simultaneously, to get the extra edge for that final sprint to the finish or the grueling tarmac climb to the top of your favorite trail? Here comes XLoc Full Sprint, which allows you to lock your SID or Revelation XX fork and your Monarch XX rear shock with the simple push of your thumb.XLoc is a completely sealed and dependable lockout control, which works with a single thumb press: push to unlock, push again to lock. It's that easy. Some of our XC racers admit to use their XLoc as often as their shifter, to gain that extra edge when sprinting out of corners or on smooth bits of the course. Now imagine being able to do the same with your fork and shock: that's XLoc Full Sprint.