The KAPPA roller has been developed by Roll-Ven through 40 years of experience in making conveyer belts, combining the proven characteristics of robustness and reliability with simple construction. The casing can be supplied with tapered bearing housing or welded onto the tube. Integral bearing protection is given by triple labyrinth, anti-abrasive rubber tree-ring and additional screen guard. Type 6202 bearings are pre-lubricated and sealed for life.