Vintage Knight Tube Tester clean and nice working with Manuals

Description

This is a nice vintage item.
Vintage Knight Tube Tester.
Comes with Manuals.
Clean and nice working.
Strong sturdy case and handle.
A nice good teaster.
Shipping  anywhere to the Continental  USA is fixed at .00US and to Canada at .00US that way  you already know what  your shipping costs are ahead of time with no surprises and no extra costs.
Insurance is already included.
Thanks for looking and happy bidding.