Images from Moss Europe (Mk1, Mk2) unless otherwise stated.
What lies inside your average wheelbox:
Angled spacer that fits under the panel, new from Andy Jennings:
RHD wheel boxes have the drive cable positioned below the gear. The exposed drive cable shows it has been pushed as far as it will go by the motor to position the blades in front of the driver - the designers were a bit stingy with the end tube: