Harken 100mm Black Magic Runner blok & hondsvot HK3252

Runners are used on running backstays of offshore boats to adjust mast bend for different wind conditions.

Integrated sideplate bails and recessed cotter key help produce a smooth design that won’t snag lifelines.

Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon® roller bearings separated and parallel to reduce friction.

Sheave Ø (mm)100 mm
Maximum line Ø (mm)16 mm
Maximum working load (kg)3402 kg