Harken 80mm Single Element Block Mastbase w/Swivel [6221] Ranew Outdoors easy-to-install design

easy-to-install design

controlling the pump based on information received from the CCU

Handheld Unit (PRO 550 Plus)

Cut-Out Dimensions (L x W) - 19-15/16" x 19-15/16"

Harken 80mm Single Element Block Mastbase w/Swivel [6221] Ranew Outdoors easy-to-install design80mm 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