... smooth 3.Reasonable structure 4.Application:Td75,DTII,DTIIA,etc belt buckle frame 1.Corrosion resistant 2.Revolves smooth3.Reasonable ... ,1600;1800,2000,2200,2400, etc 3.Belt type:sailcloth belt, nylon belt, polyester belt, steel-cord belt 4.Apply scope:Metallurgy, Coal, Transportation, ... .Application:Td75, DTII, DTIIA, DJI, DJII, DX 10.Package:wooden case or as your requirement 11.Standard:CEMA,DIN,JIS ...