The T.R.U. Ball Bone Collector T-Rex 4-Finger Bow Release gives bowhunters a release so reliable the Bone Collector squad has put its name on it. This ultra quiet and comfortable 4-finger release features an easy loading design with a thinner head and jaw that reduces D-loop torque. Separate trigger travel and sensitivity adjustment screws helps you find the perfect release combination and then let you lock those settings in. A knurled finish on the multi-position thumb barrel and teardrop provides a sure grip, even with gloves. Built-in lanyard. Manufacturer model #: TTR4-BK. Quiet, comfortable, and reliable 4-finger bow release Easy loading design Thinner head and jaw for reduced D-loop torque Separate, locking trigger travel and sensitivity adjustment screws Multi-position thumb barrel with knurled surface for sure grip Built-in lanyard