




ABEC and Kegel Pulleys
Pulley Size Guide:
- Smaller Wheels: Use smaller pulleys for better compatibility.
- Larger Wheels: Use larger pulleys for optimal performance.
Performance:
- Smaller Pulleys: Higher top speed, reduced acceleration.
- Larger Pulleys: Increased acceleration, lower top speed.
Material:
- Durable ABS plastic
- Long-lasting design
- Low friction for smoother belt operation
Packaging Includes:
- 2 pulleys per set
- 2x 10mm bearings per pulley
Choose the right pulley size to match your wheels and riding style!
Pairs well with

ABEC and Kegel Pulleys
Built to ride.
Engineered for power, built to last.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Delivery within Switzerland usually takes about 2 business days. Shipping costs and the available shipping methods are shown at checkout. Questions about your delivery? Email us at swiss@onsra.com.
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Customer Support
Questions about a product or your order? Email us at swiss@onsra.com or call us at +41 78 223 99 52 and we'll be happy to help. For warranty claims, please follow the steps on our Warranty page.
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FAQ’s
Returns: new and unused products can be returned within 7 days of delivery. Return shipping costs are your responsibility. You can find all details on our Return Policy and Warranty pages.
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Contact Us
Email: swiss@onsra.com
Phone: +41 78 223 99 52
We'll get back to you as soon as possible.
