- Measure metal channel length (do not include plastic ends)
- identify number stamped on channel (e.g. 19A, 22B, 28C, etc.)
- Select our corresponding part number from the chart here.
- Identify the top and bottom ends to be attached
Note: Top and bottom balance ends must be ordered separately. If you want ends attached, add the letter “A” to the suffix of the part number when ordering.