PARKAIR Silicone Tube

ID mm: 3 Wall Thickness mm: 2 OD mm: 7

ID mm: 8 Wall Thickness mm: 2.4 OD mm: 12.8

ID mm: 4 Wall Thickness mm: 2 OD mm: 8

ID Ins: 1/8 OD Ins: 1/4 Tube Blue