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eliminates the need for expensive "smart" transducers or individual
Lithium battery provides backup when needed
The Ultralight/Watertight
High-Quality Japanese Quartz Movement
The mount - a foam pad with adhesive - comes with installation instructions
Harken 80mm Aluminum Element Block Swivel Boat RS21 eliminates the need for expensiveElement 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 corrosion. A tough composite bearing sheave