The Ronstan Series 40 Single Cheek All Purpose Block offers versatility and strength for all sailing needs. Crafted with high-quality materials, it ensures durability and reliable performance in various applications, whether cruising or racing.

Features:

• Designed for exceptionally high working loads
• Long service life with low maintenance
• Self-lubricating Acetal polymer sheave for smooth operation
• Durable construction suitable for sheets, halyards, and control lines
• Can be mounted on masts and booms using an adapter
• Stackable design with Ronstan Series 40 deck organizers