OTR Tyre Protection Chain Characteristic:Operating at high reliability, chain link ... with rapid restoration pieces.Commodity OTR Tyre Protection ChainMaterialalloy steelSpecifications16/70--20,16/70-24,17.5-2.5,20.5-25,23 ... .00-20,12.00-16,12.00-24,14.00-24,14.00-25,18.00-24,18.00-25,18.00-33,21.00-33,21.00-35Management CertificationISO9001:2008Usageused to improve tire ...