for US Continental orders over $99
Harken Air Runner Block - 100mm Single
Our Part #: HAR3251 | Mfr. Part #: 3251
Sheave: 100 mm (3 15/16 in)
Length: 157 mm (6 3/16 in)
Weight: 481 g (17 oz)
Clevis Pin: 15.9 mm (5/8 in)
Maximum Line: 16 mm (5/8 in)
Maximum Working Load: 3402 kg (7500 lb)
Breaking Load: 6804 Kg (15000 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.