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when you find birds at the water's surface
Mounting Gasket
Turn on expedition mode
Easily Installed into a 3 1/2″ hole
Locking Collar on Pole
Harken 100mm Runner Block with Becket Boat X-Boat when you find birds atRunners 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 wont 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.