The TRNR Strength Grip is designed for hand, wrist, and forearm strength training that is suitable for all levels. With a resistance dial spanning from 10 kg to no less than 40 kg, there is plenty of room to progress and further challenge yourself. Showcasing a robust spring and non-slip grip, the Strength Grip is a compact, straightforward, yet powerful piece of equipment for anyone willing to up their grip strength. • Must-have tool for progressive hand, wrist, and forearm training• Adjustable resistance with a convenient dial• From 10 kg up to 40 kg worth of tension (22-88 lb)• Helps improve grip strength and tendon gliding• Targets flexor and extensor muscles from the tip of the fingers to the elbow• Durable construction• With TRNR logo feature includes- • Strength Grip• Exercise poster• Free app