Reporting question for Tube Shield - 9 Pin Mini, Bayonet, J Slot, 1-1/2" Tall, Aluminum

Product:
Tube Shield - 9 Pin Mini, Bayonet, J Slot, 1-1/2" Tall, Aluminum

Question:
Can you advise diameter of this tube shield?

Answer:
The diameter of these shields is 0.98"