The OnneX Hinge was much anticipated meaning our engineers made it worth the wait With new and advanced searing mechanisms that still allow for micro-adjustability Draw control system that is activated by the thumb peg that assists in achieving a fluid and consistent shot Self-resetting hook allows for a quick reset Adjustable finger sweep and thumb peg Interchangeable hasps are available in fast, medium, or slow clicks to assist in your perfect shot Each Onnex handle will allow for the shooter to change between one of the three handle types thumb button, back tension, & resistance seamlessly while maintaining anchor point & peep height Available in multiple sizes to comfortably fit any archer's hands Included: Three and four finger attachments, large and small barrels, two barrel extensions