Stanislawski Stan OnneX Hinge Release Heavy Metal Gold/Black X-Large. Each Onnex handle will allow for the shooter to change between one of the three handle types thumb button back tension and resistance seamlessly while maintaining anchor point and peep height. Open hook design for consistent and accurate lateral nock travel. Crisp breaking activation with both independent trigger travel and trigger tension adjustments. Loop retainer allows connection to your bow with the single open hook while keeping your release connected. Available in multiple sizes to comfortably fit any archers hands. Built on a modular body the release may be shot as a two finger three finger or four finger all with one button head screw adjustment with a 5/64" Allen key. Includes two length barrel posts one long and one short as well as two barrel sizes a small and large for perfect hand fit. STAN Trainer Lock feature allows for practice of trigger activation without actually firing. Specifications for Stanislawski Stan OnneX Hinge Release Heavy Metal: Manufacturer: Stanislawski Color: Black Gold Size: Medium Features of Stanislawski Stan OnneX Hinge Release Heavy Metal: Three handle types Open hook design Modular body Two length barrel posts Two barrel sizes Package Contents: Stanislawski Stan OnneX Hinge Release Heavy Metal Stanislawski 8443: Stan OnneX Hinge Release Heavy Metal Gold/Black X-Large