This is a mount for the ENDEVCO Model 7265A piezoresistive accelerometer. The mount is compatible with other accelerometers as well, but please note that no accelerometer is included in this listing. It is designed for use in vibration measurements and is a valuable tool for those in the business and industrial sector. The ENDEVCO brand is known for producing high-quality equipment, and this mount is no exception. If you're in need of a reliable mount for your accelerometer, this is a great option to consider.