Description Manuals Videos Articles Popular Accessories Clemco Part #28573 Replacement WetBlast Flex Base Unit Injector. 1-1/2 Inch National Pipe Straight Mechanical, (NPSM), thread Entry Injector Body WetBlast Flex Base Unit Injector assembly Item #5 Dustless (Wet) Sandblasting Benefits Slurry Blast, Venturi Blast, and Vapor Blasting Is Dustless Blasting Really Dustless? Related Parts (5) Parts Included (5) 1-1/4" Thread Injector Adaptor Body #05506 $132.52 1024 1" ID Injector Sleeve for 1-1/4" Nozzle Body #05508 $184.16 1026 1-1/4" ID Injector Sleeve for Contractor Nozz… #05510 $190.98 1028 1" ID Injector Sleeve for Contractor Nozzle B… #05509 $190.98 1027 Contractor Thread Injector Adaptor Body #05507 $135.44 1025