31 teeth

Duplex| d: 20mm
Duplex| Dh: 120mm
Duplex| L: 45mm
Triplex| d: 20mm
Triplex| Dh: 120mm
Triplex| L: 60mm
Pitch | Via Dp: 156.92mm
Outside | Dia Do: 163.90mm
Bore | d: 20mm
Hub | Dh: 95mm
Hub | L: 35mm