Ring Gear 1.Material:steel or according to customer requirements 2.High quality,low price 3.Delivery on time Ring Gear1.We can produce gears according to your drawings or samples2.Processing:Forging Roughing Heat Annealing Finishing Magnetic Testing3.Package: Wooden or as your demand4.Quotation: If you could tell us the inner and the outside diameter, height and the teeth number, material,port, ...