These are TTC model C6900-1032
RF SWR Watt Panel Meter
0 to 20 Watts

Full Scale = 100uA DC

Meter Face: 4.65 inch wide x 4.10 inch tall
Panel thickness: 0.55 inch
Body depth (behind panel): 1.05 inch
Mounting stud length:0.50 inch
Overall depth with terminal posts: 1.85 inch

These are factory new parts. They have never been installed and have not been recovered from manufactured electronic components.