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Pololu Dual Motor Driver Shield for Arduino (5.5-24V 12A VNH5019) SKU: 1312
Pololu Dual Motor Driver Shield for Arduino (3A 5-28V) SKU: 0137 BIN: 2-10-04-35-19
Pololu Wixel Shield for Arduino v1.1 SKU: 2234 BIN: 2-10-04-35-17