One each set of three probes (Part PET468)
Set of three esophageal probes (Part PET468)
ECG loops for exotic and research animals. Same as above except 1.2 cm diameter loops.
Grey: Cats and dogs probe with 6 mm diameter electrodes (Part PET6)
ECG lead extension with spring clips for long term monitoring electrodes, Set of 3 (Part CE2-C)