This item corresponds with the following brands and manufacturers: A-dec(R) - 024.221.01, A-dec(R) - 024-221-01, A-dec(R) - 024.135.00, A-dec(R) - 024-135-00, Beaverstate Dental - 115-017, Chapman-Huffman - 10-239, Forest Dental - 0017-912, Marus - 013R325, Midmark - 275254, Parts Warehouse - T-1796-G