20mm dia. Tube-11.4
20mm dia. Tube-12.7
20mm dia. Tube-14.1
20mm dia. Tube-15.6
20mm dia. Tube-17.1
20mm dia. Tube-18.5
20mm dia. Tube-19.8
20mm dia. Tube-21.5
20mm dia. Tube-22.8
20mm dia. Tube-24.3
20mm dia. Tube-26
20mm dia. Tube-27.4
20mm dia. Tube-28.6