Harken Block 40mm Carbo Triple with Swivel

Low-friction Carbo AirBlocks® are lightweight, strong, reliable and affordable. These small, compact blocks have very high working loads for safe, easy trimming.

This is a fantastic block for a performance AND economical H16 mainsheet system top block. Use it with a 57mm base block for 6:1 performance system.

Specifications:

• Sheave Diameter: 1-9/16"
• Length: 3-11/16"
• Weight: 4.6 oz
• Shackle Pin Diameter: 3/16"
• Maximum Line Diameter: 3/8"
• Maximum Working Load: 1455 lb
• Breaking Load: 3050 lb