UX 88g Adapterm Features Saves your CO2 and saves you money by allowing you to remove 88g CO2 capsules from your airguns without venting the remaining air; Also allows you to use the same 88g CO2 capsule in different airguns. 88g CO2 capsules can be used for shorter sessions by simply removing the capsule with the adapter attached when you re 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. Solid aluminum construction with high-quality o-ring seals. NOTE: includes adapter only. CO2 NOT included. UX 88g Adapterm Specifications Saves your CO2 and saves you money by allowing you to remove 88g CO2 capsules from your airguns without venting the remaining air; Also allows you to use the same 88g CO2 capsule in different airguns 88g CO2 capsules can be used for shorter sessions by simply removing the capsule with the adapter attached when you re 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 Solid aluminum construction with high-quality o-ring seals NOTE: includes adapter only. CO2 NOT included