A standard size powerful 48 step PM type motor. Suitable for Unipolar (6 wire) or Bi-Polar (4 wire) drive. Initially fitted with 4 wires 190mm long terminated in 2mm pitch socket - illustration shows connector removed and two additional 7/0.2 wires added (easily) to spare terminals on the motor. Motor size 42mm dia. 22mm deep with 3mm shaft 10mm long. Fitted with 15 tooth brass sprocket 8.5mm dia. Two 12.6 Ohm centre tapped windings. Runs very well at 5 volts and even better at 12V. Two M3 tapped fixing holes on 49.5mm centres.