Solarbotics GMPW-B Black Wheel
This original-style GMPW wheel is made to match the Solarbotics GM2, GM3, GM8, and GM9, gearmotors, and it also matches the Pololu plastic gearmotors. This plastic wheel is molded from ABS, and measures just under 2-5/8" across by 0.3" wide. With the included rubber band tire, the total wheel diameter is 2-5/8". The wheel is available in blue, yellow, red, and black.