Harken's low-friction carbo air blocks are lightweight, strong, reliableâ¬and affordable. The small, compact Harken blocks have very high working loads to ensure safe, easy trimming.
Technical Specifications:
Sheave Diameter | 29mm | 40mm | 57mm | 75mm |
Length | 66mm | 102mm | 110mm | 137mm |
Weight | 26g | 48g | 87g | 195g |
Shackle Pin Diameter | 4mm | 4mm | 5mm | 6mm |
Maximum Line Diameter | 8mm | 10mm | 10mm | 14mm |
Maximum Working Load | 150kg | 220kg | 359kg | 550kg |
Breaking Load | 454kg | 735kg | 1079kg | 1650kg |
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