Harken 57mm Carbo Air Fiddle Block with Swivel & Becket

This lightweight and reliable block features low-friction Carbo Air technology, making it ideal for fishing and sailing applications. Designed for easy trimming, the Harken Carbo Air blocks offer impressive strength and working loads while remaining affordable.

Specifications:

• Sheave Diameter: 57mm / 2-1/4in
• Length: 175mm / 6-7/8in
• Weight: 113g / 4oz
• Shackle Pin Size: 5mm / 3/16in
• Maximum Line Size: 10mm / 3/8in
• Maximum Working Load: 359kg / 792lb
• Breaking Load: 1080kg / 2380lb