- Casing: pressed steel, with stable central bolt (wheel-ø 160-250mm), with flange seal, bolted wheel axle, zinc plated and chromated.
- Wheels: POEV tyre: elastic solid rubber, smooth running qualities, colour black, 65°
- Shore A, vulcanised, unbreakable joint, minimal rolling resistance.
- Rims: high quality nylon, colour black, shock and impact resistant, corrosion-resistant, with roller bearing.
- Additional remark for size description:
- R = roller bearing.