Schaefer Marine Series 7 Stand-Up Ball Bearing Swivel Block, 60mm – 1700 lbs SWL

Optimize your sailing performance and rigging efficiency with the Schaefer Marine Series 7 Stand-Up Ball Bearing Swivel Block. Engineered for robust marine applications, this block delivers exceptional strength and ultra-low friction, making it ideal for halyard, sheet, or control line fairleads on medium cruising and racing yachts. Its innovative stand-up design prevents line snags and maintains deck organization, ensuring smooth operation in all conditions. Backed by Schaefer Marine's 10-year warranty on standard catalog products, this block is a reliable investment for any serious sailor. Upgrade your vessel's rigging for superior control and durability today.

Key Benefits & Features:

• High Safe Working Load (SWL): Rated for 1700 lbs (771 kg), providing reliable performance for demanding loads.
• Smooth, Low-Friction Operation: Features a 60mm (2-3/8 inch) Delrin™ ball bearing sheave, ensuring minimal resistance and efficient line movement.
• Durable Construction: Built with hard-coat anodized aluminum cheeks reinforced with stainless steel v-straps for enhanced UV resistance and prolonged service life.
• Optimal Load Distribution: The heavy-gauge stainless steel base and large diameter urethane base effectively spread loads across a wider deck area.
• Integrated Stand-Up Spring: Keeps the block upright when not under load, preventing deck contact and improving line management.
• Versatile Articulation: Designed to swivel 360° and tilt in all directions, adapting to dynamic rigging requirements.
• Max Line Compatibility: Accommodates lines up to 1/2 inch (13 mm), suitable for a wide range of marine ropes.

Compatibility:

• Can be used with the optional Schaefer Marine 97-49 backing plate (sold separately) for enhanced stability and reinforcement.