- Casing: pressed steel, bolted wheel axle, zinc plated and chromated.
- Wheels: PO: high quality nylon, colour off-white, high wear resistance, minimal rolling friction, runs well on smooth floors, shock and impact resistant, corrosion-resistant, high chemical resistance to alcohol, salt, fats and certain acids and caustic solutions in diluted concentrate, with roller or ball bearing.
- Additional remark for size description:
- G = plain bearing.
- R = roller bearing.
- K = ball bearing.