57mm Harken Cheek Block

57mm Harken Cheek Blocks are low friction Carbo Air blocks which mount to the deck of your boat. They are lightweight, strong and reliable.

Specifications

• Sheave - 57 mm
• Length - 92 mm
• Weight - 68 g
• Maximum line - 10 mm
• Maximum working load - 359 kg
• Breaking load - 1079 kg