The tallest horse recorded is a Shire named Samson? He stood 21.2 and a half hands (7 feet 2 inches).  
Tools Nails
Hoof Aids Shoes
Hoof Sealants Aluminum Shoes
Hoof Repair Racing Plates
Thrush Aids Barstock
Clothing Specialty Shoes
Pads Shoe Racks
Pad Cutter Glue-on Shoes
Pad Rack Miscellaneous
Shelves, Bins and Drawers
Racks, Holders and Grinders