![[HK-3252] HARKEN 100 mm Runner Block — Becket](http://www.yachtparts.com.au/cdn/shop/products/3252_f719cfed-f4ba-4cf6-a01a-70316ebd2a21_1024x1024.png?v=1554367830)
![[HK-3252] HARKEN 100 mm Runner Block — Becket](http://www.yachtparts.com.au/cdn/shop/products/3252_f719cfed-f4ba-4cf6-a01a-70316ebd2a21_480x480.png?v=1554367830)
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.
Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.