... than 4000 specifications of belts,annual production capacity of 1,900,000 pieces of various industrial belts. Our sleeve width for single side ... ratio scope which may normally reach to 1:10 allowable linear speed may reach to 40m/s.High synchronous efficiency ... velocity ratio,smooth motion,little noise.Compacting structure,suitable to multi-axis synchronous,no need lubrication,no pollution. neoprene ...