JOHO Smart Grip Strengthener: Adjustable resistance 10-100 kg
Ever felt like your grip could use a boost? The Smart Grip Strengthener is here to turn those weak handshakes into vice-like grips, thanks to its adjustable resistance that goes from a gentle 10 kg all the way up to a crushing 100 kg. Whether you're an athlete, a musician, or just someone who doesn't want to struggle with jar lids, this gadget's spring-loaded action gives you a smooth, effective workout without the fuss.
Why you'll love it:
- Fits in your hand like it was made for you (because it was) – no awkward angles, just pure comfort.
- Toss it in your bag and take your workout on the go. It's so light, you'll forget it's there until you need it.
- Not everyone's at the same level, and that's okay. Adjust the resistance to suit where you're at, and watch as you get stronger over time.
Features
- Spring-loaded wrist expander
- Ergonomic design
- Portable and lightweight
- Adjustable resistance 10-100 kg
General specs
- Brand: JOHO
- Seller: Joom
- ID: 67849bcfb9843d0145c2cb85
- Resistance Range: 10-100 kg
- Material: High-quality plastic and metal springs
- Weight: Lightweight
- First listed by seller: 6/21/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$43.14
Last price update: 12/10/25
Available to order
Price History for seller Joom
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
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Smart Grip Strengthener Adjustable resistance 10-100 kg
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| Brand | JOHO | WONDER CORE | SHGUMITE | Speediance | SYSURO | Sunny Health & Fitness |
| Model | WCS-612 | BEX-Music Boxing | 32" Gym Monster Max | NO. 012SMART | ||
| Color | ||||||
| Rating |
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| Price | $43.14 | $99.99 | $39.66 | $2,899.00 | $99.99 | $60.44 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | December 7, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 |
| material | Plastic, Metal | Plastic | Alloy Steel | |||
| warranty_description | 1 year structural frame / 180 days other parts and components | 1 year | 1 Year Structural Frame, 180 Days Other Parts And Components | |||
| included_components | wonder core smart machine, QR Code Card | Music Boxing Machine, Gloves | User Manual | |||
Smart Grip Strengthener
$43.14
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