Material Made of material; this cylinder refill adapter is longlasting. Key benefits Function and conversion: Converts trapezoidal thread of stream cylinders to bottle thread W8 according to DIN 477 No. 6, enabling you to connect your existing standard regulator to a standard 425g/60L stream cylinder without any modifications. Easy installation: Tightens between the reducer and the stream cylinder for a secure, hassle fit. Compatibility: The internal valve needle can be adjusted to accommodate valve versions of different cartridges for broad compatibility. Specifications and features Thread conversion: Trapezoidal thread on stream cylinders to bottle thread W8 (DIN 477 No. 6) Cylinder compatibility: Standard 425g/60L stream cylinder Installation: Adapter sits between the reducer and the stream cylinder Valve adjustability: Internal valve needle adjustable to fit different cartridge valve versions Use scenarios Workshop or lab: Connect a standard regulator to a 425g/60L stream cylinder without modifying equipment, enabling straightforward refilling or operation. Field service or mobile setups: Quick, tool conversion between regulator and stream cylinder for onsite work. Environments with multiple cartridge types: Adjust the internal valve needle to accommodate different cartridge valve versions, maximizing compatibility.