Set of 4 roll pins. We use these to fix a sprocket or gear to a 6mm shaft.
Use these roll pins to fix sprockets to a shaft and keep them locked in place.
This is a SDR 4-wheel drive remote control robot kit. It uses four powerful wheelchair motors and 35AH batteries.
This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 5 V. The board measures only 0.7″ × 0.8″, but it allows a typical continuous output current of up to 5 A.