Features:

• This o- is made of premium polyurethane, resistant to high temperature and corrosion, durable for use.
• Gives you perfect airtight performance to prevent gas leakage.
• Suitable for your tank with all sizes, works with Co2, air.
• Diameter is 17mm, thickness is 1.8mm.
• Suitable for valve with similar size.

Specification:
Material: Polyurethane
Color: as picture shown
Quantiy: 10pcs
Size(Inner Dia*Thickness): Approx. 17*1.8mm / 0.67*0.07inch
Weight: Approx. 3g

Package List:
10 x O-rings