PARKAIR Silicone Tube

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

ID mm: 8 Wall Thickness mm: 2 OD mm: 12

ID Ins: 1/8 Wall Thickness mm: 1/16 OD Ins: 1/4

ID mm: 16 Wall Thickness mm: 3 OD mm: 22