12 Ago 0.5 Mod 40T 8mm Bore 21mm Outer Dia Brass Motor Rack Pinion Gear with Screws
Specifications:Model: 0.5 ModTeeth: 40TBore Size (Shaft Diameter): 8mm / 0.31"Outer Diameter (Teeth Part): 21mm / 0.83"Effective Teeth Length: 5mm / 0.2"Step Size: 18mm x 5mm / 0.71" x 0.2" (D*H)Total Length: 10mm / 0.39"Material: BrassHardness of Teeth Surface: Soft Teeth SurfacePackage Content: 1pcs x Pinion...