The Arrma Big Rock 223s 2-1 ESC and 3100kv motor is a high-quality brushless electric motor designed for RC model vehicles, specifically cars, trucks, and motorcycles. Made by the reputable brand ARRMA, 2-1 Esc 80amp. 3100kv brushless motor with 5mm shaft. ran for about a month then dropped in a 4s system. everything works as it should but is used but in great shape.
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