High Reduction Gearbox Worm Gear Speed Reducer With Variable Speed

High Reduction Gearbox Worm Gear Speed Reducer With Variable Speed Specifications: Type: Worm Gear Speed Reducer Model: WPO40-250 Ratio: 1:10,15,20,25,30,40,50,60 Color: Blue/Silver Or On Customer Request Material: Housing: Cast Iron Worm Whele-ZQAl9-4-4-2 Worm-20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC Shaft-chromium steel-45# Packing: Carton and Wooden Case Bearing: C&U Bearing Seal: NAK Warranty: 1 Year Input Power: 0.12KW,0.18KW,0.22KW,0.25KW,0