Some items from this specific schematic: Lens Assy, Socket Cord Assy, Screw, Rim Adjuster, Bulb (6v 3w).
The Headlight assembly is constructed from several parts from which the Rim, Headlight is the most expensive.
The Screw, W/washer (3e1) is the most widely applied product in the T50 1986 2FM ENGLAND 262FM-310E1 HEADLIGHT ( two times ).