MexX Power 8in.-12in. Roll Set 51817 & 51882 for 918 Roll GrooverMexX Power 48405 Drive Shaft w/integral Drive Roll and Groove Roll Set for 8" Schedule 40 Pipe and 10-12" Schedule 10 PipeIncludes lower shaft and upper wheelReplaces RIDGID® part number # 48405 without carrying case..