Description of Wheel 44mm x 18mm N20 DC Micro Gear Motor This white plastic wheel has a rubber tire measuring 43 mm in diameter and is designed to fit the output shafts on our micro metal gearmotors. These gearmotors should be mounted onto the side of the hub with the protruding teeth. These teeth allow reflective optical encoders to be used with the wheel. This is the cheap alternative of Pololu 42×19mm wheel. Compatible with: 1. Any micro metal gear motor from pololu 2. Chinese micro metal gearmotor
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