Blocks
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29mm triple Zircon block with becketSKU: HK1211Harkens small Zircon block with three 29mm sheaves and becket for ropes up to ø6mm. Ceramic ball bearings for fine trimming of sheets. Learn More
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29mm triple Zircon blockSKU: HK2189Harkens small Zircon block with three 29mm sheaves for ropes up to ø6mm. Ceramic ball bearings for fine trimming of sheets. Learn More