Alnicov Finger Strengthener,Guitar Beginner Exercier,Hand Grip Strength Trainer for Guitar,Piano,Trigger Training(Orange)

The new 5-finger button design gives you more practice and a richer fingertip span practice;With 2 brackets included,locking 2 buttons simultaneously,you can choose what you want Any fingers you want to exercise Individual finger tension is adjustable,the tension ranges from 3 – 8.5lbs.You can select different tensions for each finger The high-quality copper adjusting screw mother made by professional machine tools has passed compression test and has long-lasting elasticity,it is easy and smooth in force adjustment Ergonomic design,finger pad positioning layout design is more suitable for fingers,bottom non-slip silicone pad,coated particles have a stronger anti-slip effect Extremely portable design,you can carry it in your luggage,pocket,purse,handbag etc.,strength your fingers at any time when you want