Replace Marui's original gears with this upgrade high speed gear. Suitable for airsoft electric gun with version 2 & 3 gearbox. Torque up gear is designed to maximize torque for pushing higher spring tension in power upgrade AEG. Drive ratio: 32:1. Suitable spring: M125-M180. Recommend battery voltage: 10.8V or above. Full Metal gears. Torque type. Weight(Gram):86 (With Box)
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