in reference to your email, I am wondering why on one image you are showing black machine knobs. This is on the image called “angle”. Whereas on the image called damper, the spring handle is shown? The damper handles are not interchangeable so that you cannot swap damper handles from one stove to another. You must use the damper handle supplied with the stove supplied.
Can you please explain the black knobs?? We always use spring handles on the damper handle and I am at a loss as to why the black knobs are shown in your image?