Adapt-O-Mounts form a comprehensive line of transition base fixtures that match these new, smaller rerated motors to older mountings - simply, easily and inexpensively. They are specifically designed to position the axial center lines and ends of the shaft extension identically with those of the original motor. Transisition to/from U and T frame mounting Fits 254-6U or 213-5T frames ODP and TEFC Enclosure