Ronstan Triple Series 50 All Purpose Block

The Ronstan Series 50 All Purpose Block is engineered for exceptional performance in various marine applications. Designed to handle both dynamic and static loads effectively, it boasts a self-lubricating Acetal polymer sheave that ensures low friction and extended durability. Ideal for sheets, halyards, and control line applications in cruising and racing, this block is versatile and reliable.

Key Features:

• High working load limits for demanding applications
• Minimal maintenance requirements, enabling prolonged service life
• Low-friction, self-lubricating Acetal polymer sheave for durability
• Slotted pin shackle designed to prevent fouled lines
• Lockable swiveling head post for versatile use
• Snap fit removable becket pin for easy adjustments

Applications:

• Ideal for mainsheet and halyard applications on boats up to 10m (33ft)
• Suitable for S60 on boats up to 12m (40ft)

Materials:

• Durable Grade 316 stainless steel load strap
• Impact-resistant, UV-stabilized fiber-reinforced Nylon cheeks