This TURN SIGNAL LAMP (MODEL X : E4, E17, E34) assembly utilises four Screw(s) - the highest specified component.
Some items from this specific schematic: Relay Assy,turnsignal, Lamp, Rear Turn Signal, Gasket (nas), Cushion.
The Turn Signal Lamp (model X : E4, E17, E34) is made up of components including this Unit,turn Signal Control which is the most expensive.