Kalsten | Adjustable Hand Grip Strengthener | 5–100KG Resistance | Rep Counter | Non-Slip Handles
Build grip strength, boost endurance, and track progress with an adjustable hand gripper designed for all fitness levels.
Custom resistance: Adjustable from 5–100KG to match beginner or advanced training.
Built-in counter: Mechanical rep tracker helps you stay consistent and measure progress.
Heavy-duty spring: Smooth, durable resistance engineered for daily, high-intensity use.
Comfort grip: Ergonomic non-slip handles reduce hand fatigue and improve control.
Portable size: Compact design fits in gym bags, office drawers, or travel kits.
Specifications
Material: Steel spring, ABS plastic handles with non-slip grip
Resistance Range: 5–100KG adjustable
Features: Built-in mechanical rep counter
Use: Strength training, rehabilitation, stress relief
Size: Compact, handheld design
Color Options: [Insert available colors]
Free standard shipping on all orders. No minimum purchase.
- Ships to: United States
- Processing: 1–4 business days (Mon–Fri)
- Transit: 5–10 business days
- Total delivery time: 6–14 business days
- Order cut-off: 5:00 PM PST
You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.
See our full Shipping Policy.
You have 14 days from delivery to request a return.
- Email support@open.shop with your order number to start a return.
- Items must be unused, complete, and in their original packaging.
- Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
- Damaged, defective or incorrect items: we cover all return and replacement costs.
- No restocking fees.
- Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
- Refunds are issued within 7 business days of inspection.
See our full Return Policy.
Questions about your order or our products? We're happy to help.
Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands
Email: support@open.shop
Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)
We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.
For quick answers, visit our FAQ page or use our Contact Form.
