... 3.Reasonable structure 4.Application:Td75,DTII,DTIIA,etc conveyor roller frame 1.Corrosion resistant 2.Revolves smooth3.Reasonable structure 4 ... 9.Application:Td75, DTII, DTIIA, DJI, DJII, DX 10.Package:wooden case or as your requirement 11.Standard:CEMA,DIN,JIS ... each idler frames ranges from 900 mm to 1500 mm Roller· Distance are generally fixed at 1 meter to 1.5 ...