Parts such as the Chassis Electrical Equipment: Wire-lead,battery(-), Trim, Band,short, Wire-lead,battery(+) are included in the Kaf620-c1 Mule2500 1990 Europe Chassis Electrical Equipment parts fiche.
The Chassis Electrical Equipment assembly is constructed from several parts from which the Harness,main is the most expensive.
In this schematic the "Band,short" is used most often.