AT480-S MODEL ULTRALIGHT ACTIVE AXIS HEART CUTTER KIT FOR MULTI-FUNCTION HEART CLEARER MODELS : 5.4 EVOLUTION 4.5 EVOLUTION 4.0 EOLUTION 3.5 EVOLUTION (BODY ONLY) 3.5 EVOLUTION 2.8 EVOLUTION 2.8 EVOLUTION (BODY ONLY) 2.4 EVOLUTION ACTIVE Original part no.