1,self-marketing in excavator track shoe,without the profit of reseller 2,OEM is welcome 3,Excellent mechanical properties 1,Our excavator track shoes are applicable for pitchs 135mm, 154mm, 171mm, 190mm, 203mm, 216mm and 228mm.2,Heavy loaded capacity is up to 50 tons without compromising proper function of the excavators.3,Bring your thought,take your product.