Ronstan Series 100 Orbit Block

The Series 100 Orbit Block is a high-performance single sheave block designed for demanding sailing applications. It features a lockable swivel shackle head and is engineered for strength and reliability in professional use.

Features:

• Incorporates a lockable swivel head post that can be secured at 0 or 90 degrees for versatile rigging options
• Utilizes captive ball bearings to reduce friction and handle side thrust loads efficiently under heavy strain
• Constructed with high-strength forged stainless steel shackles to ensure durability in harsh environments
• Precision-machined alloy cheeks and sheave provide a strong yet lightweight design optimized for load capacity
• Employs Torlon needle rollers and acetal ball bearings to maintain smooth operation with minimal maintenance
• Designed with integrated head and hub structure to eliminate extra fasteners and simplify servicing
• Offers an elegant finish combining functional styling with corrosion-resistant materials

Single Specifications:

• Pin Diameter:
  • Single & Becket Models (RF109100 & RF109110): 8 mm (5/16")
  • Halyard Model (RF109108): 12 mm (1/2")
• Maximum Rope Diameter: 14 mm (9/16")
• Maximum Working Load:
  • Single, Halyard & Becket Models (RF109100, RF109108 & RF109110): 3000 kg (6610 lbs)
  • Stand-Up Model (RF109140): 2000 kg (4410 lbs)
• Breaking Load:
  • Single, Halyard & Becket Models (RF109100, RF109108 & RF109110): 6500 kg (14330 lbs)
  • Stand-Up Model (RF109140): 4000 kg (8820 lbs)
• Sheave Diameter: 100 mm (4")
• Material: Stainless steel, alloy