This Umarex 88 Gram CO2 Saver Adapter means no more wasted CO2, because it allows for the removal of a partially-full 88/90 gram cartridge, thanks to a special valve on the adapter that automatically closes when not in an airgun. Umarex 88 Gram CO2 Saver Adapter, Fits AirJavelin/850 M2
- Remove 88g CO2 capsules from your airguns without venting the remaining air
- 88g CO2 capsules can be used for shorter sessions - remove the capsule with adapter attached when finished shooting and use them together again later
- Prevents o-ring and seal damage caused by leaving CO2 gas in an airgun for long durations
- Use the same 88g CO2 capsule in different airguns
- Solid aluminum construction with high-quality o-ring seals
