Item Name: For Wltoys 12428 12423 16PCS/Set Metal Gear Rear Drive Shaft Upgrade Accessories. Description:This metal gear is the gear metal upgrade of WLtoys 12428 12423, which includes 30T differential large tooth 12T active tooth 24T differential large planetary gear 12T differential asteroid tooth.Zinc alloy gears are not wear-resistant, no self-lubricating oil, high-speed rotation produces Its can reach the strength of machining,Wear-resistant,self-lubricating, wear-resistantFeatures:Made of metal material, strong and durable, having long service time.Perfect replacement of original parts, improve the performance of the vehicleIncluding 16pcs in total to meet your different demands.Specification:Material: MetalColor: As Pictures ShowSuitable: for Wltoys 12428 12423Package List:16pcs/Set Metal Gear
