Nude Bayard Alpert Ion Vacuum Gauge Dual Iridium Filament MKS Style 2-3/4" CF

Nude Bayard Alpert Ion Vacuum Gauge Dual Iridium Filament MKS Style 2-3/4" CF.

In good shape, filaments are bent, as are some of the grid wires. See photos.

Flange is 2-3/4" Conflat (DN40CF). Knife edge is in good condition.