The QuikTune 4000 is the standard in dropaway technology. Micro adjustable center and vertical adjustments make tuning a snap. Adjustable launcher speed guarantees fletching clearance even on high powered bows. Comes complete with a built in arrow holder that holds your arrow securely until you"re ready to shoot. The QT 4000 uses the legendary micro-adjust features of the QuikTune 3000 to provide unparalleled accuracy and consistency. This rest can be setup in minutes with on the fly precision while in the field. Includes built-in arrow holder that holds your arrow securely until you"re ready to shoot.