for US Continental orders over $99
Harken Air Runner Block - 125mm Single
Our Part #: HAR3259 | Mfr. Part #: 3259
Sheave: 125 mm (4 15/16 in)
Length: 195 mm (7 11/16 in)
Width: 183.5 mm (7 7/32 in)
Weight: 844 g (29.76 oz)
Clevis Pin: 19 mm (3/4 in)
Maximum Line: 19 mm (3/4 in)
Maximum Working Load: 4990 kg (11000 lb)
Breaking Load: 9979 Kg (22000 lb)
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 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.
Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.