Swiss K31 Waffenfabrik Bern Diopter Sight

These are are a Swiss K31 and in great condition. Worth $600-800 and most are selling for $700 at the moment.

Willing to ship on buyer.

Willing to meet up in London, St Thomas, Woodstock, Cambridge, Brantford, Ancaster, Hamilton, Burlington, Grimsby, Beamsville, St Catharines