This block is designed to hold 20 x 13mm test tubes. It is compatible with a wide variety of our Dry Baths including our One, Two & Four Block Dry Baths (ES3363, ES3364, & ES3365) and our Digital Dry Bath - Single Chamber and the Digital Dry Bath - Dual Chamber Baths. (ES89544 & ES89541).
Features: - Compatible with our One, Two & Four Block Dry Baths
Specifications: Capacity: 20 x 13mm tubes (20 x 5.0 / 7.0mL) Block Height: 3.25 in. (prevents use with lid)