The Variable Speed Duct Cleaner Replacement Head comes complete and ready to easily attach to your STINGER Swivel. Also includes new upper and lower high pressure water seal. Head will fit into existing 6" duct spinner baskets/cages with standard 1/8" low profile spray tips. "PATENT PENDING" **SPRAY TIPS NOT INCLUDED** WARNING : This product can expose you to chemicals including Cobalt and Titanium Dioxide, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov .