Makeblock Socket Cap Screw will be replaced by Button Head Socket Cap Screw gradually, and the tool HEX Screwdriver 3mm will be replaced by HEX Screwdriver 2.5mm.
Button Head Socket Cap Screw is a new kind of Socket Cap Screw, it has smaller head that can solve most problem of interfere with other components.
A 25mm diameter DC metal geared motor, together with a motor bracket, a shaft connector and a multipurpose wheel. The multipurpose wheel included can be used as a timing pully, or a wheel hub, or a tank wheel. This 25mm DC Motor Pack is Blue, if you need gold version please click here.
25mm DC Motor