Harken 80mm Single Element Block Mastbase w/Swivel MELCABI3 Mounts to 3/4” to 7/8”

Mounts to 3/4” to 7/8” round rails

and nearly flush bezels

Ideal for power and sailboats

Pairing a rugged

Redesigned for clear

Harken 80mm Single Element Block Mastbase w/Swivel MELCABI3 Mounts to 3/4” to 7/8”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