Introducing our newest line of St. Wire brackets especially made for Sucess Essentials of Space Maintainers Labratory. Each patient kit comes already mounted on a chair side delivery tray that you can order one set at a time. Available in stainless steel as well as composite, these brackets are of the finest quality. Each patient kit includes: upper and lower set of brackets molar to molar, with hooks on the cuspids as well as the 1st and 2nd Bi's. (Roth Prescription)