A vibratory screener apparatus has a housing with upper and lower ends, the lower end having a first mounting area characterized by a first attachment diameter. A drive assembly is employed to vibrate the apparatus. The drive assembly has a second mounting area characterized by a second attachment diameter to mount the frame to the drive assembly. An adapter frame is disposed between the drive assembly and the lower end of the housing. The adapter frame has a first end and a second end, the first end is characterized by the first attachment diameter and is attached to the lower end of the housing. The second end is characterized by the second attachment diameter and attached is to the drive assembly.