With a quantity of four pieces, the Protector(170x95x3.0) is the most used part in the BATTERY diagram.
Some items from this specific schematic: Wire,starter Motor Lead, Protector(170x95x3.0), Wire,battery Plus Lead, Cap,battery Plus.
The most reasonably priced component used on the Vz800 Boulevard M50 2009 (k9) Usa California (e03 E33) Battery is the Protector(170x95x3.0).