Blue heat sink w/fan for 540-550-560 motors by Yeah Racing

YA-0410BU - Blue active anodized aluminium heat sink with fan for 540,550,560 motors. It lowers the motor temperature even when standing still. Just fix it on the motor can. Colour: Blue. Heat Sink Size: height 29mm, width 30mm, length 38mm. The fan takes its current from a free channel on the receiver or from a separate battery, as you wish.