Harken 29mm Triple Swivel Carbo Block



Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to the popular Harken Black Magic block line, these small, compact blocks have very high working loads for safe, easy trimming.

This block is used on the 6:1 self-cleating boom vang system.


Additional information

Weight 0.11 lbs
Dimensions 5 × 4 × 4 in

29mm, 1 1/8"

Max Line


Max Working Load

900 LB


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SKU: 870344 Category: