Used vintage stove burner control knob dial with a standard 'D' and uses a set screw - The top metal portion is well used. Please see all pictures. The rest of the knob is in very good solid condition, there are no chips or cracks.

PLEASE NOTICE, this knob stem insert is the 'standard D' and also USES a set screw. (set screw not included)

MEASUREMENT: top 2-1/8" stem 3/8"