BSA Rearsight Elevation Screw Part No. 162223

BSA Pin & Screw Fitting Rearsight Elevation Wheel Screw.

Domed, slot head screw that the elevation wheel rises up & down on.

This spare fits the following models:

Airsporter Mk 5

Airsporter Mk 6

Mercury Mk 1

Meteor Mk 3

Meteor Mk 4