The “Ground Penetrating Plate” Is Designed To Be Used On Front Foot of Rotators or XPs, and On The Rear Spades Of Century Integrated and HD Fixed-Boom Units. The Sole Purpose Of The Single Pad Is To Dig Into Asphalt, Ice, Etc. Field Testing Has Proven It To Be A Valuable Tool In These Conditions. Kit Includes One Plate And One Pin.Storage Brackets Not Included