Part Number: 10067488 (Support waveguide) Part Number: 1048094-1 (Support waveguide) Part Number: 2666579-1 (Support waveguide) Part Number: 2666580-1 (Support waveguide) Part Number: 5187233 (Support waveguide) Part Number: 66412-187 (Support waveguide) Part Number: 675-22988-2 (Support waveguide)