Harken

Harken Mast Base Blocks

Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase.  Flared cheeks prevent chafe on the halyards.

High-load bearing system has Teflon® composite bushing, sideload balls. Hardkote-anodized aluminum sheave for additional strength.

Harken 100mm Hi-Load Fixed Mastbase Block
Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the m..
Harken 44mm Halyard Block
ow-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the ma..
Harken 57mm Fixed Mastbase Block
Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the m..
Harken 75mm Fixed Mastbase Block
Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the m..
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