Home/News/Ronstan Introduces the New Series 25 – Ball Bearing Orbit Blocks™

Ronstan Introduces the New Series 25 – Ball Bearing Orbit Blocks™

Optimized for Performance

Ronstan is proud to unveil the Series 25 Ball Bearing Orbit Blocks™, a cutting-edge addition to the renowned Orbit Block™ range. Designed with exceptional strength-to-weight performance, these new blocks are built to meet the rigorous demands of dinghy and small boat applications, including high-load environments. Developed specifically for the ILCA® dinghy, the Series 25 Orbit Blocks™ are versatile and highly suited for a range of dinghy and small boat setups.

With an impressive strength-to-weight ratio and the availability of a High-Load (HHL) sheave version, these blocks are engineered to handle higher load applications. Please note that this product is not covered by the ILCA® Licence, allowing you to purchase it directly from Ronstan.

ILCA® is a registered trademark of Laser Class Association, Inc.


Product Highlights:

2-Stage Ball Bearing System: Ensures smooth and efficient operation under demanding conditions.

Fits Lines up to 8mm (5/16″): Compatible with a wide variety of lines.

Hollow Hub for Becket Take-Off: Offers flexibility for various rigging setups.

Lashing Blocks for Lines up to 4mm (5/32″): Ideal for smaller, lighter applications.

Frame/Cheeks: Toughened, glass fibre reinforced nylon for durability and reliability.

BB Sheave and Balls: Constructed from high-compression strength acetal for excellent performance.


The Series 25 Ball Bearing Orbit Blocks™ are available to order now, so contact us today to place your order and experience the next level of performance for your dinghy or small boat.

For further inquiries or to place an order, please contact the sales team here.