PARKAIR Silicone Tube

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

ID mm: 8 Wall Thickness mm: 3 OD mm: 14

ID Ins: 3/8 Wall Thickness mm: 1/8 OD Ins: 5/8

ID mm: 9 Wall Thickness mm: 2 OD mm: 13