WR51 Straight Section, 16.75 inches length, incorporates an S-shape E-Plane offset and a 2.3x2.3 inch bulkhead , silver/brass, grooved flanges

WR51 Straight Section, 16.75 inches length, incorporates an S-shape E-Plane offset and a 2.3x2.3 inch bulkhead , silver/brass, grooved flanges