I've been looking at some site and realised that i do not have a way to fix a drive sprocket or pulley to the axle, unless it comes with a boss and grub-screw setup like these pulleys:http://www.bearingstation.co.uk/products/Pulleys/HTD_Pulleys/HTD_Pulley_5mm
The issue with using belt and...
Hi, i have just got my son a pedal kart (free!) and had the idea of adding a small (maybe starter motor) electric motor with a push button on the steering wheel (a bit like KERS on F1 cars!).
The idea is for it to be an assist or boost for short periods of time, like uphill or for a bit of...