DC motor, gearbox, wheel and tyre

One DC motor and wheel, for use with picoBorg.
Can be used to make roving Robots from the Raspberry Pi.
15rpm output shaft gearbox means powerful enough to tackle inclines and carpet at around 3 meters/min
3V motor, 160mA so can be run from 2xAA batteries.
Approx 65mm diameter wheel inc. tyre, 25mm wide tyre, width including motor approx 50mm, length including motor and wheel approx 90mm