Comparison

Optimo One™
PRIMARY USE
Training For Muscle and Strength Development On All Exercises
BEST FOR
All Variations of Forearm, Bicep Curls, Tricep Exercises & Bench Press
DIAMETER
1.6 in / 4.0 cm

Optimo Pro™
PRIMARY USE
Specialized Grip Training
Best for Pro Strength Athletes
BEST FOR
All Variations of Arm Exercises, Chest and Axel Bar Training
DIAMETER
2.25 in / 5.72 cm