... Warranty LT220B , LT218B , LT216B , LT214 , LT212 heavy duty vibratory rollers LT220B , LT218B , LT216B , LT214 , LT212 heavy duty vibratory rollers effect powerful centrifugal force and ... operation and maintenance. 3.Two sets of brake devices, a hand brake and foot pedal brake, assures the machine's safety ...