Standard Pack = 1 piece(s). Base Width = 2.5 IN ; Bolt Hole Diameter = 9/16 IN ; Centerline Height = 15/16 IN ; Height = 3 7/8 IN ; Overall Height = 4 11/16 IN ; Set Includes = GG3010000, GG3010001, GG3010002 ; Tool Holder Capacity = 3/16 - 1/2 IN ;