- Casing: pressed steel, swivel castor casing with double ball bearing in the strengthened flange, dynamically pressed using a special Blickle procedure giving little play on the flange and an extremely long lifespan, 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 friction.
- Rims: high quality nylon, colour black, shock and impact resistant, corrosion-resistant, with roller or ball bearing.
- Additional remark for size description:
- R = roller bearing.
- K = ball bearing.