Schaefer Marine 5 Series Single Stainless Steel Block, 51mm Sheave, 1750 lbs SWL

Experience superior marine rigging performance with the Schaefer Marine 5 Series Single Stainless Steel Block. Engineered for the demanding conditions of cruising and racing yachts, this block combines robust construction with smooth operation, ensuring reliable control for your mainsheet, halyard, or genoa systems. Trust in Schaefer Marine's decades of expertise for your vessel's hardware needs.

Key Benefits & Features:

• Durable Stainless Steel Cheeks: Provides exceptional corrosion resistance and a classic aesthetic, built to withstand harsh saltwater environments.
• Smooth Delrin™ Sheave: Features a UV-resistant 51mm (2 inch) Delrin™ sheave, designed for low-friction operation and high load capacity, extending bearing life and minimizing maintenance.
• High Strength-to-Weight Ratio: Delivers robust performance without adding unnecessary weight aloft, crucial for optimizing yacht performance.
• Versatile Universal Head: Equipped with a 3-way swivel head that can rotate 360° or be securely locked in place, offering flexible mounting options for diverse rigging setups.
• Impressive Safe Working Load: Rated for a Safe Working Load (SWL) of 1750 lbs (795kg), ensuring secure handling of high tension lines.
• Optimized for Marine Lines: Accommodates lines up to 7/16 inch (11mm) in diameter, ideal for various control and sheet applications.
• Compact & Precise Dimensions: Measures 4 13/32" (112mm) in length, 2 1/8" (54mm) in width, and 15/16" (24mm) in thickness, with a weight of just 7.1 oz (201g) for accurate fitting and minimized bulk.

Recommended Applications: Ideal for mainsheet systems, halyard leads, and genoa leads on boats up to 28 feet, or as control line blocks on larger offshore yachts. Expand its functionality by pairing with Schaefer's Universal Adapters for custom mounting solutions.