![Ronstan Series 55 BB Ball Bearing Orbit Block - Upright Lead [RF55171]](http://costamarinepr.com/cdn/shop/files/88830XL.jpg?v=1769968697&width=120)
Ronstan Series 55 BB Ball Bearing Orbit Block - Upright Lead [RF55171]
![Ronstan Series 55 BB Ball Bearing Orbit Block - Upright Lead [RF55171]](http://costamarinepr.com/cdn/shop/files/88830XL.jpg?v=1769968697&width=3840)
Ronstan Series 55 BB Ball Bearing Orbit Block - Upright Lead [RF55171]
Product Details
Series 55 BB Ball Bearing Orbit Block - Upright Lead
Features:
- Ultra Lightweight
- Low friction 2-stage Orbital ball bearing system
- Highest working load in its class
- Low profile and compact
- High performance cleating
Specifications:
- Sheave: 2-5/32"
- Max Rope: 3/8"
- MWL: 1100lb
- BL: 2200lb
- Weight: 3.2oz
Care & Maintenance
To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.
Size & Fit
Our products are crafted to fit true to size, ensuring that you can confidently select your usual size with ease. Whether you’re looking for a relaxed or tailored fit, our designs are made to complement your unique shape and style.