for US Continental orders over $99
Harken Air Runner Block - 75mm Single / Becket
Our Part #: HAR3239 | Mfr. Part #: 3239
Sheave: 75 mm (2 15/16 in)
Length: 146 mm (5 3/4 in)
Weight: 318 g (11.2 oz)
Clevis Pin: 12.7 mm (1/2 in)
Maximum Line: 14 mm (9/16 in)
Maximum Working Load: 2268 kg (5000 lb)
Breaking Load: 4536 Kg (10000 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.