8 Pin Oxblood Tube Base For 6L6GC, 5U4GB, 6V6GT And Similar Based Tubes

Red Oxblood Octal 8 Pin Tube Base For 6L6GC, 5U4GB, 6V6GT And Similar Based Tubes.

These look like the bases used on RCA "Special Red" Series premium tubes from the '50s-'60s. What a great idea! Outside diameter 1.304", inside diameter 1.190", height .879". Nickel plated brass pins.