Finger Expansion RLECS Black Adjustable Finger Expander, Finger Stretcher Finger Trainer with Screwdriver and Spare Rod for Guitar Bass Piano Ukuleles Mandolins

This tool is mainly used for instrument beginners (adults) to practice finger extensions. It helps to stretch your fingers to play guitar/bass/Ukulele/mandolin/piano/banjos/saxophone and all other keyboard instruments.
Stretching is visible, only expands the fingers, does not hurt the fingers. The four holes are round design, the force on all sides is even when the fingers are exercised, and the finger expansion is more comfortable and ergonomic.
Made of high-quality ABS plastic and high-quality thick copper nuts, with strong elasticity and dryness, strong and durable.
The ring spacing is adjustable to meet various hand shapes. Simple design, practical and beautiful. Super tough, easy to use and reliable.
How to use: It comes with two support rods of different hardness, select the support rods as needed, and then use the attached screwdriver to adjust the distance between the rings.

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