SAFETY GUARD for 4" & 4.5" Angle Grinders, Chicago Electric Power Tools 45921.  Clamp onto angle grinder to use metal cutting disc.  Heavy duty 10 & 15 gauge sheet steel.  Powder coated to prevent rust.  Dimension: 2 1/2 W x 6" long. Includes screws. Angle grinder sold separately.  NEW in box.