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China high quality Pto 540 Gear Box Farm Agriculture 90 Degree Reducer Tractor Drive Right Angle Bevel Gear Box Agricultural Machine Speed Gearbox best automatic gearbox

Product Description 1. Shell: made of high rigidity fc-25 cast iron;2. Gear: high purity alloy steel 20crmnt is used for quenching and tempering, carburizing, quenching and grinding;3. Spindle: high purity alloy steel 40Cr quenching and tempering processing, with high...