... idler roller. 2) Dia:89,108,114,133,159 . 3) Bearing No. : 6205/6306 4) FOB XINGANG Spiral cleaning idler rollerProduct ... : 45#(DIN:C45 ASTM:1045)Bearing: Ball bearing ( 2RS; ZZ) with C3-clearance Brand:HRB-GB; SKF-CH;FAG-DNBearing housing:T12;T13;T195 ... -labyrinth seals achieve waterproof and dust proof.(4).Adopt good bearing make sure the long lifetime, stable running and good quality ...