The two piece lightweight s-wand has a locking button to secure the two halves from separating when in use Unlike cheaper carpet tools the wide base prevents the tool from digging into plush carpet requiring less effort and user fatigue The window cut of the floor brush opens the face of the tool to improve pick-up and better utilize the air flow from high performance back pack vacuums Compatible with major brands of back pack vacuums equipped with 1 oe? hose including ProTeam, Sandia, Powr-Flite, Mosquito, Carpet Pro, Tennant, Perfect, Bissell, Sanitaire, Hawk, and Mercury Designed for new or replacement of the three most commonly required back pack vacuum accessories The compression lock will accept tools with either a 1.5? or 1-9/16? collar