Ronstan Series 60 Roller Bearing Block with Upright Lead - RF69100

The Series 60 Orbit Block is a single sheave block designed with a universal head for versatile rigging applications. It features a high strength-to-weight ratio and a lockable swiveling head for secure performance.

Features:

• Forged shackle made from durable grade 17-4PH stainless steel for enhanced strength
• Precision-machined alloy cheeks combined with integrated head structure for maximum load support
• Low-friction sheave with captive acetal and Torlon ball bearings for smooth operation under heavy loads
• Lockable swiveling head post ensures reliable and secure attachment during use
• Lightweight design optimized for high strength without added bulk or fasteners
• Wide bearing surface with Torlon needle rollers to improve durability and reduce wear
• Corrosion-resistant materials including grade 316 stainless steel components for marine environments
• Compact size suitable for various control line and sail handling systems on medium-sized boats

Specifications:

• Sheave Diameter: 60 mm (2 3/8")
• Breaking Load: 4000 kg (8820 lbs)
• Maximum Working Load: 1800 kg (3970 lbs)
• Max Rope Diameter: 12 mm (1/2")
• Pin Diameter: 8 mm (5/16")
• Weight: 260 g (9.2 0z)
• Material: Alloy, stainless steel, acetal, Torlon