The new products include a sequence of large-tech and high high quality chains and sprockets and gears, this sort of as chains and gearboxes for agricultural machineries, metallurgical chains, escalator step-chains, high-speed tooth chains, timing chains, self-lubrication chains, among which have sort high speed tooth chain for vehicle branch dynamic box and aerial chains fill in the blanks of chain in China. We inspect every single piece of bearing by ourselves before shipping and delivery. The substantial specific CNC tools, this sort of as Slow-feeding wire-lower device, jig grinding equipment and electric discharge device, assures the leading quality precision of mould processing, with the substantial successful and environmental protection acid rolling line currently being the largest raw material converting products in the field in china The wildly use of automated milling device, higher-velocity computerized feeding punch, higher velocity computerized rolling and assembling machine ensures the large top quality and performance of factors and chain generating. There are two dimensions for your choice: five inch, five.five inch . It is utilised to the clean water and salt water fishing. We can do your notion models and your favorite colours.