rack and pinion

Product Description M8 gear rack and pinion for construction hoist Specification:60×40×1508 Material: (S45C medium carbon steel) C45 Tooth type: straight tooth Building Hoist rack M8 gear rack and pinion for construction hoist Specification:60×40×1508 Material: (S45C medium carbon steel) C45 Tooth type: straight tooth Building Hoist rack Gear Rack Construction Hoist Gear Rack All kinds of hoist spare parts Driving device with 2-motors / 3-motors; motor: 11kw, 14.5kw,18kw;