Comparison : Item # CVTD0203, 2 HP Duplex Tankmount Medical Claw Open Vaccum System CVTD0203
Item # CVTD0203V, 2 HP Duplex Tankmount Medical Claw Open Vaccum System CVTD0203V
Item # CVTD0303, 3 HP Duplex Tankmount Medical Claw Open Vaccum System CVTD0303
Item # CVTD0303V, 3 HP Duplex Tankmount Medical Claw Open Vaccum System CVTD0303V
Item # CVTD0504A, 4 HP Duplex Tankmount Medical Claw Open Vaccum System CVTD0504A