Scott Summit Thumb ReleaseScott Summit Thumb Release The Summit and extends exceptional value and ease of use to all archers. As an open hook roller sear thumb button, the Summit offers archers an opportunity to expand their shooting style without breaking the bank. The Summit features a best in class crisp trigger feel, auto hook return and has adjustable trigger travel for a custom feel. The Summit features a comfortable, ergonomic four finger handle with a wrist lanyard