The Screw,oval,5x20 is the lowest priced item on this Meter (st1100a) schematic.
The Meter (st1100a) assembly is constructed from several parts from which the Meter Assy Comb is the most expensive.
The Bulb,wedge Base,( is the most widely applied product in the ST1100A PANEUROPEAN 2000 (Y) GERMANY / ABS METER (ST1100A) ( eight times ).