... device, Top quality long time bearing polyurethane materials buffer, Crane traveling limit switch, Voltage lower protection function, Emergency stop ... rigidity and small wheel loads being transmitted to the crane runway!Painting:Primer and finishing paintColor: according to your ... Average thickness: about 100 micronsTechnical Data Lifting capacity (T)1,2,3,5,10T16,20TSpan(M)7.5-22.5MCrane travelling ...