Made of st. steel, for attachment of a test plate. For screwing onto shaking trays type 3950, 3966 and 3980.

For shakers 3005 and 3006, 3015 / 3017, 3016 / 3018, 3019 / 3020. Incl. fastening material (also see GFL shaking incubators 3031, 3032 and 3033).