The Makita Replacement Quick-Click Cuff is the direct replacement for the original cuff on the Makita Wet/Dry HEPA Filter Dust Extractor/Vacuum (VC4210, sold separately). The cuff is for use with the Makita 1-1/4” x 13' Anti-Static Hose (P-84084, sold separately). It is made of high-quality materials for longer service life. It installs quickly and easily for user convenience.