Ronstan Series 40 Orbit RT Sheave Replacement Cassette

Restore peak performance to your sailing system with the Ronstan Series 40 Orbit RT Sheave Replacement Cassette. Engineered to Ronstan's exacting standards, this cassette delivers exceptional strength, reliability, and ultra-low friction, ensuring efficient and effortless trimming. Maintain optimal system efficiency and reduce weight for a competitive edge. Upgrade your sailing block today for unparalleled performance.

Key Benefits & Specifications:

• Class-Leading Load Ratings: Features dynamic and static load ratings that are among the highest in its class, providing superior strength and reliability under demanding conditions.
• Lightweight, Durable Construction: Crafted from toughened, glass fiber reinforced nylon, offering significant strength while reducing overall system weight.
• Ultra-Low Friction Bearing System: Incorporates a highly efficient 2-stage ball bearing system that minimizes friction for smooth, effortless line movement.
• Compact, Low-Profile Design: Enhances system efficiency and contributes to a lighter setup without compromising performance.
• Optimal Sheave Diameter: A 40mm sheave diameter ensures compatibility with standard lines and efficient operation.
• Maximum Rope Compatibility: Designed for ropes up to 9mm in diameter, accommodating a wide range of sailing lines.
• Featherlight: Weighs just 21g, minimizing added mass to your rigging.

Compatibility & Applications:

This replacement cassette is designed for Ronstan Series 40 Orbit Blocks, which are widely used in high-performance sailing applications, including:

• Mainsheet systems and spinnaker sheets on dinghies, off-the-beach catamarans, and sportsboats up to 8m (26ft).
• Halyard, vang, and backstay applications on boats up to 9m (30ft).
• Control line applications on larger yachts.