Harken 80mm Single Element Block Mastbase w/Swivel [6221] Winterizing Refer to part number guide

Refer to part number guide for compatibility

08" clearance required from the back of the key pad's mounting location

there’s no need to drill new holes

Box Dimensions: 7"H x 8"W x 12"L WT: 4

Size - Oversized

Harken 80mm Single Element Block Mastbase w/Swivel [6221] Winterizing Refer to part number guide80mm 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