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Replacement parts
5 mm A (in) 1/2 in B (mm) 54
wear resistance
and spindles for signs of wear and corrosion
particularly in systems where clarity and repeatability of line handling are critical
Harken 40 mm Zircon Single Block Hayn Stud for Turnbuckles Replacement partsHarken 40 mm Zircon Single Block Zircon blocks help trimmers match sail shapes to new conditions immediately. At the core of the Zircon performance are industrial ceramic ball bearings mounted inside caged races. The cages keep these bearings separated so they dont bunch, touch, and stop each other. The result is the most efficient small boat block Harken has ever made. Zircon blocks are available in 40 and 57 mm sheaves in single and double blocks,
