UD Block

These Upside Down Blocks are main used 2:1 Halyards. Also used on running backstays.

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Size / Weight / Rope Size / Max Working Load 

45mm - 100g - 10mm - 1400 daN

60mm - 240g - 12mm - 3000 daN

80mm - 470g - 14mm - 5000 daN