Easy to install.  Comes in two sizes: 5" fits 4" to 5" grinders, and 7" fits 6" to 9" grinders. Captures up to 99% of airbourne dust.  Clear polycarbonate offers improved visibility.  Removable front lip for grinding against a wall.  3 spacers and adjustable height setting to accommodate different wheels and discs.  Brush skirt provides support for a smooth, cushioned grinding action.  Meets EPA RRP guidelines for lead paint when attached to a certified HEPA vacuum.  Includes:  (1) clear polycarbonate shroud, (1) 18" flexible hose, (3) height adjustment spacers, and (1) releasable zip tie.