意大利MEGADYNE同步带重量单位重量型号重量/g（每100齿10mm宽度）MXL2.61XL12.1L32.4H55.9XH235.4XXH467T2.54.18T511.4T1047.6T20149.1AT515.2AT1061.4AT20218.72M2.613M7.15M19.48M49.914M142.420M282.7S2M7.1S3M7.42S4.5M17.42S5M17.42S8M44.6S14M160.6意大利MEGADYNE同步带重量PK带19g（每米每楔）意大利MEGADYNE同步带重量PJ带9.4g（每米每楔）意大利MEGADYNE同步带重量双面齿=单面齿的重量*1.3意大利MEGADYNE同步带重量RPP齿形带=MTD齿形带)