RV Double Worm Gearbox with AC Electric Motor 380V 50Hz

Thorough Photos   Product DescriptionElements:1. Housing: Die-cast Aluminium Alloy CZPT (RV571~RV090)Forged Iron CZPT (RV110~RV150)two. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloythree. Worm Shaft: 20Cr Steel, carburizing, quenching, grinding, floor...