ITEM NAME:Finger Span Trainer Adjustable Finger Trainer Guitar Piano Finger Trainer(L O6K8 Finger Span Trainer Adjustable Finger Trainer Guitar Piano Finger Trainer(L O6K8 How to adjust the spacing? Use the Phillips screwdriver to loosen the screw. Then you are able to move to the finger rings on it. Once you have the ring in the right position, use the Phillips screwdriver screw set. Features: Adjustable spacing, free practice, adjust according to each person's finger
