The Tru Ball Predator Buckle Strap is completely silent, a sought after quality demanded by the professionals for all hunters alike! This caliper release packs a punch in a slow economy. All the quality our customers have come to expect, in a fully micro-adjustable wrist strap release. Simply pull the trigger to open the jaws, and let up the trigger to engage the jaws. The All New Micro adjustable screw to wrist strap connection allows infinite length settings, to fine tune any draw length or anchor point ever desired.