... (mm)Tooth Height (mm) Belt Thickness(mm)HTD 3M 3 1.17 2.4 HTD 5M 5 2.06 3.8 ... .20 STPD/STS S2M 2 0.76 1.36 STPD/STS S3M 3 1.14 1.9 STPD/STS S4.5M 4.5 ... more than 4000 specifications of belts,annual production capacity of 1,900,000 pieces of various Industrial Timing belts. We would ... for the Neoprene(rubber) timing belt are as follows:MXL, XL, XXL, L, H, XH, XXH, T2.5, T5, T10, T20 ...