Types
- Type A: without handle
- Type F: with fixed handle
- Type D: with revolving handle
Bore codes
- Version B: without keyway
- Version K: with keyway
- Version V : with square
Cast iron GG
- Hub machined
- Rim turned and polished
Aluminium AL
- Hub machined
- Rim turned and polished
- unmachined body shot-blasted
Rim concentric and square to bore < 0.4
Fixed handles DIN 39 –
Revolving handles DIN 98
Steel, zinc plated respectively
Plastic, Technopolymer black