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๐ช Unlock your ultimate grip power โ train smarter, measure sharper!
The JTHEW Grip Strength Tester Trainer is a dual-function hand dynamometer and adjustable resistance grip trainer designed for serious athletes and fitness enthusiasts. It accurately measures grip strength up to 400lbs using a high-precision strain gauge sensor, offers customizable resistance from 11 to 132 pounds, and supports up to 19 user profiles with smart counting features. Ergonomically designed for comfort and durability, this device is perfect for scientific, data-driven grip training and progress tracking.







| ASIN | B0DJSPV6DQ |
| Best Sellers Rank | #6,344 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #35 in Strength Training Grip Strengtheners |
| Brand Name | JTHEW |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (693) |
| Item Dimensions L x W | 7.67"L x 5.1"W |
| Item Shape | Round |
| Item Weight | 1.5 pounds |
| Manufacturer | JTHEW |
| Material | Plastic, Stainless Steel |
| Model Number | GST001 |
| Part Number | GST001 |
| Style | Adult |
| Tension Supported | Extra-Heavy |
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