Май 2022
China Best Sales Nmrv 050 Worm Forward Reverse Gearbox wholesaler
Item Description In depth Photos Item Description Components:one. Housing: Die-cast Aluminium Alloy Gearbox (RV571~RV090)Solid Iron Gearbox (RV110~RV150)2. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloythree. Worm Shaft: 20Cr Metal, carburizing, quenching, grinding,…
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