Coatings by Sandberg dichroic stringers 90 COE. Each stringer measures about 18 inches long. The dichroic coating measures a little less than 1mm wide and runs the length of the stringer with about 1/2 inch uncoated on each end. Packed in tubes of 20 stringer rods in assorted colors and shifts on black.
Tested compatible for great results every time. 90 COE.