This listing is for a 3 x new o rings for the Airsource Conversion Cylinder

This is the o ring that sits inside the adapter (red/orange type) and is commonly replaced.

Fits the Best Fittings adaptors, but probably also other brands.


All our products are stocked in our retail shop in the center of Newcastle-Upon-Tyne, UK. We dispatch via Royal Mail and Parcelforce on all working days and if your order is placed before 3pm it will be dispatched same day.