Round Vacuum Cleaner Attachment Dusting Brush Tool Replacement for Shark Vacuum Replace your lost brush attachment, or add one to your cleaning arsenal. Inner diameter of the included Shark adapter is 1.438" (36.5mm) size, allowing this attachment to be used with various Shark vacuum cleaners. Finally you can clean and dust tables and counter tops, air and heating vents, mini and vertical blinds, and much more! Fits: MOST Shark Lift-Away uprights that have attachment hoses, most canister vacuums, and most central vacuum systems. DOES NOT fit Shark Rocket vacuums. SKU#1021+1555