China manufacturer & factory supplier for Professional in Astrakhan Russian Federation factory big torque 500kg cm weight kg 1400 rpm motor speed reduce 10 1 ratio gearbox With high quality best price & service

Normal roller chain is offered with pitches from 1/2 to 3 inches. Chain figures are determined by multiplying the pitch by eighty (a 1/2 inch pitch chain would be a No. forty chain). A hyphenated suffix signifies multiple strands.With many years’ experience in...