Harken 45mm Single Element Block w/Swivel & Becket - 6231 Solar Panel Cable Seal Both types are attached directly

Both types are attached directly to the drive unit for simple installation

providing a secure and leak-proof connection

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risking costly repairs or replacements

Harken 45mm Single Element Block w/Swivel & Becket - 6231 Solar Panel Cable Seal Both types are attached directly45mm Single Element Block with Swivel & Becket Element blocks introduce sideplates that combine forged aluminum and compound curves for strength. They are simultaneously contemporary and very robust. Elements design pairs the minimum amount of metal required to protect the sheave with a proven journal bearing. So size for size, Element is priced significantly lower, than our previously least expensive blocks. Sideplates are hardcoat anodized to resist