Lewmar 60mm Synchro blocks.

Features:

• Unique free-spin self lubricating bearing
• Optimized sheave to rope ratio
• Swivel lock self aligning head
• Adjustable cams
• Compatible with Ocean pad eyes and upstands

Specifications:

• 60mm diameter sheave
• Safe working load: 1760 lbs.
• Weight: 5.85oz.
• Optimum line size: 5/16
• Max. line size: 3/8
• Shackle Pin: 7/32

Lewmar Synchro blocks. Unique free-spin self lubricating bearing. Swivel lock self aligning head