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![Harken 80mm Single Element Block Mastbase w/Swivel [6221] Brand_BoatLIFE Super smooth turning precision-machined 1/2](https://cdn.shopify.com/s/files/1/0499/1942/6726/files/86595XL.jpg?v=1691922409)
Super smooth turning precision-machined 1/2" pivot with fine threads
Hailer: Yes
Integrated Class B AIS transceiver
then the #720106-1 AD HELIX M360 adapter must be attached between this y-cable and the HELIX unit
Harken 80mm Single Element Block Mastbase w/Swivel [6221] Brand_BoatLIFE Super smooth turning precision-machined 1/2"80mm Single Element Block Mastbase with Swivel 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
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US$ 16.99
