Description Manuals Videos Articles Clemco Part #01720 1-1/4 Inch National Pipe Thread x 4 Inch Galvanized Nipple for WetBlast Flex Base Unit Injector. . WetBlast Flex Base Unit Injector Item #25 (Shown As Part #01924) Dustless (Wet) Sandblasting Benefits Slurry Blast, Venturi Blast, and Vapor Blasting Is Dustless Blasting Really Dustless? Related Parts (5) Parts Included (5) Nipple, 1/4 inch x close #01829 $5.17 214 Nipple, 1-1/4 inch x closed #01717 $12.01 537 Nipple, 1-1/4" x 5" toe #01752 $17.23 924 1/4" NPT CBM Gauge #11830 $37.97 1052 1/4" NPT Check Valve #28557 $76.00 1071 Customers Also Viewed Clemco CF Brass Coupler for 1-1/4 inch thread… #00551 $36.84 1/4" NPT Check Valve #28557 $76.00 1/4" NPT CBM Gauge #11830 $37.97