Harken 57mm Manual Ratchet Carbo Air® Block with Swivel

Harken, Carbo ratchet block with swivel - 57mm on/off

Sheave diameter - 57mm

Length overall - 103mm

Pin diameter - 5mm

Max working load - 227 Kg

Break load - 907 Kg

Max line diameter - 10mm

Holding power - 10:1

Weight - 85g

Used on a multitude of boats & regarded by many as the best ratchet block available.

Provides a good balance between holding power & controlled easing.