4Fizjo Adjustable Hand Grip Strengthener 10-40 kg, Black/Red
| Products ID: | 138136 |
|---|---|
| Manufactured by: | 4Fizjo |
| Availablity: | Ready to Order |
| Delivery Time | 7-15 business days |
| EAN: | 5907739313324 |
The 4Fizjo adjustable hand grip strengthener is a compact and effective tool for improving grip strength, training forearm muscles, and rehabilitation. It is suitable for both beginners and advanced users.
Why choose this hand grip strengthener
Thanks to the adjustable resistance from 10 to 40 kg, you can adapt the load to your fitness level. It is an excellent aid in both strength training and recovery after injuries, and it also helps to relieve stress and prevent carpal tunnel syndrome.
Key benefits
- Adjustable resistance: The 10-40 kg range allows you to gradually increase the load.
- Non-slip handles: Ensure a secure and stable grip during training.
- Ergonomic design: Designed with hand anatomy in mind for comfortable use.
- Compact size: Easy to carry, fits in a backpack or pocket.
- Versatile use: Suitable for strength training, rehabilitation, and stress relief.
Technical Specifications
| Feature | Parameter |
|---|---|
| Brand | 4Fizjo |
| Model | 375 |
| Resistance | 10-40 kg |
| Color | Black/Red |
| Adjustable | Yes |
Frequently Asked Questions
Who is this hand grip strengthener for?
It is suitable for anyone who wants to improve grip strength, train forearms, or perform rehabilitation exercises after injuries.
How to adjust the resistance?
The resistance can be easily adjusted using the built-in mechanism, changing the load from 10 to 40 kg depending on your needs.
Does it help with stress?
Yes, regular use of the hand grip strengthener can help relieve nervous tension and relax.
SMS & email notification
SMS notification before arrival
We want you to be happy with your purchase. If something isn't right, here's how returns work.
Return window
Most unused items can be returned within 30 days of delivery for a full refund or exchange. Items must be in original condition with original packaging.
Refund timeline
Once we receive and inspect your return, a refund is issued within 7–10 business days to the original payment method.
Conditions
- Item must be unused and in original condition
- Include your receipt or proof of purchase
- Perishable or custom-made items are non-returnable
- Return shipping is covered only for faulty or incorrect items
Ready to return?
Contact us and we'll guide you through the process.



























