PB Slip-In Patcher Converts an existing dump body into a patcher! Completely self-contained. Slides into a dump body within minutes. The perfect solution for cities and towns that do not regularly perform patching operations. Available in these models B - Dump Body BC - Belt Conveyor AC - Single Auger Conveyor DA - Dual Auger Conveyor Contact Us Contact PB today for a quote on your next Slip-In Patcher.