18 teeth

Duplex| d: 14mm
Duplex| Dh: 58mm
Duplex| L: 38mm
Triplex| d: 16mm
Triplex| Dh: 58mm
Triplex| L: 50mm
Pitch | Via Dp: 73.14mm
Outside | Dia Do: 77.80mm
Bore | d: 12mm
Hub | Dh: 56mm
Hub | L: 28mm