12 teeth

Duplex| d: 12mm
Duplex| Dh: 35mm
Duplex| L: 35mm
Triplex| d: 16mm
Triplex| Dh: 35mm
Triplex| L: 50mm
Pitch | Via Dp: 49.07mm
Outside | Dia Do: 53.00m
Bore | d: 10mm
Hub | Dh: 33mm
Hub | L: 28mm