1. Product Overview
The 620 Five-Finger Grip Strengthener series includes two models—Mechanical Counting and Electronic Counting. Tailored for comprehensive grip training, it suits users of all fitness levels, enhancing hand strength, wrist flexibility, and grip endurance.
2. Key Functions
- Adjustable Resistance
Both models offer 5–100kg resistance adjustment. Users can customize intensity, whether building foundational strength as beginners or pursuing high-intensity challenges. - Dual Counting Modes
- Mechanical Counting Model: Uses a classic mechanical system for straightforward rep tracking.
- Electronic Counting Model: Features an electronic function for precise, real-time rep statistics, adding modern convenience.
- Wrist Training Integration
Beyond grip strength, it enables indirect wrist muscle training, improving wrist mobility and stability—ideal for daily fitness, rehabilitation, or pre-sports warm-ups.
3. Outstanding Advantages
- Ergonomic Comfort
Rubber-coated handles ensure a non-slip, comfortable grip, reducing hand fatigue. The five-finger groove design optimizes natural force application. - Durable Build
Thickened springs withstand frequent use without losing elasticity. The PP + steel material combination ensures sturdiness, resisting wear and deformation. - Portability & Versatility
With compact dimensions (11cm L × 2.5cm W × 18cm H) and lightweight design (net weight 0.189kg), it’s easy to carry. Suitable for home, office, or gym use, fitting seamlessly into any routine.
4. Packaging & Specifications
- Individual Packaging: Each unit is in a kraft paper box (18.5×11.8×3 cm) for transit protection.
- Bulk Packaging: 130 pieces per outer package (62×39×42 cm), optimizing logistics and storage.
The 620 Five-Finger Grip Strengthener series merges functionality, durability, and user-friendly design, a perfect choice for elevating grip and wrist strength.


