This spring load locking mechanism is an innovative method for replicating wrist positions. The unit has a memory setting allowing the bowler to remove the devise without losing the brace position. The Gizmo wrist strap easily and quickly adjusts for fine tuning comfort. The foam rubber liner helps cushion between the brace and bowler’s arm for a comfortable fit. The Gizmo’s innovated design allows for multitude of hand adjustments to modify your rev rate and axis rotation. The ability to make incremental changes is achieved in seconds and with ease of your free hand. The extended index finger helps bowlers increase axis rotation.