







Ronstan
No reviews
Ronstan S55 Orbit Blocks
Ronstan S55 Orbit Blocks
Couldn't load pickup availability
The Ronstan Series 55 Orbit Blocks™ are engineered for high-performance sailing, offering exceptional strength-to-weight ratios suitable for various applications, including mainsheet systems and spinnaker sheets on dinghies, sportsboats, and small keelboats up to 9 meters (30 feet)
Product Features
Product Features
Lightweight Design: Utilizes a unique orbital bearing system that minimizes mass, resulting in a 30% weight reduction compared to similar products.
High Load Capacity: The 2-stage bearing system features high-compression acetal ball bearings and a secondary full-contact bearing, providing minimal friction and high working loads.
Versatile Attachment Options: Available with Dyneema® Link heads for flexible attachment and alignment, accommodating various rigging configurations.
Efficient Operation: The CNC-machined sheave with Generation 2 cross-hole geometry offers up to 20:1 holding power, enhancing control and reducing manual effort.
Product Specifications
Product Specifications
RF55101 Series 55 RT Oribit Block 6-10mm rope
RF56100 Series 55 RT Orbit Block 6-10mm rope
RF55110 Series 55 BB Orbit Block, Single Becket, Swivel Head 10mm rope
RF55101 Series BB Orbit Block, Single Link Head 10mm rope
Shipping & Returns
Shipping & Returns
All shipping rates will be added at checkout.
We reserve the right to charge extra for rural delivery, oversized items and high value items to ensure they arrive safe and sound.
Any damaged or incorrect products can be returned to us at the buyers cost and a refund will be issued.
Edit this text by opening Online Store/Pages/Product Page Warantee. This will update all products.







Recommended For You
Shop all products-
Regular price $16.99 NZDRegular priceUnit price / per
-
Regular price From $4.50 NZDRegular priceUnit price / per
-
Regular price $384.99 NZDRegular priceUnit price / per
-
Regular price From $4.50 NZDRegular priceUnit price / per
-
Regular price From $4.99 NZDRegular priceUnit price / per
-
Regular price $5.49 NZDRegular priceUnit price / per
-
Regular price From $6.50 NZDRegular priceUnit price / per
-
Regular price $59.99 NZDRegular priceUnit price / per
-
Regular price $22.99 NZDRegular priceUnit price / per
-
Regular price $13.99 NZDRegular priceUnit price / per
-
Regular price $99.50 NZDRegular priceUnit price / per
-
Regular price $379.99 NZDRegular priceUnit price / per
Looking for something different?