Lee-Enfield #4 Rifle Backsight Elevation Screw Retaining Pin *NOS*

Original Lee-Enfield #4 pin for retaining the backsight elevation adjustment thumb screw, .303.

Sold Individually.

These retaining pins are used in the #4 milled backsight.
This pin is used to retain the #4 backsight elevation adjusting thumb screw in place.
The Pins are "New Old Stock" (NOS) and were manufactured in the 1950's.