39 teeth

Duplex| d: 30mm
Duplex| Dh: 140mm
Duplex| L: 70mm
Triplex| d: 30mm
Triplex| Dh: 140mm
Triplex| L: 100mm
Pitch | Via Dp: 315.67mm
Outside | Dia Do: 328.80mm
Bore | d: 25mm
Hub | Dh: 120mm
Hub | L: 50mm