The Robby Revs 1 wrist support and postioner is the answer to all your needs! This iconic design provides two adjustments for your wrist position based on lane conditions to alter roll, spin, and revolution control. The Revs 1 features an extended finger support provides maximum power and rotation.
|To determine your correct Robby's Rev I, II or III size, measure (in inches) from the base of your palm to the tip of your middle or longest finger. You should use your dominant hand, the right if you are right-handed, and left if you are left-handed.|