PCF122 Quick Joint Connector 5pcs per lot for pneumatic tubing and ports. This item connects 12mm tube to a 1/4'' internalthread port, offering a compact, reliable solution for quick pneumatic connections. Key benefits Fast, easy connections for pneumatic lines without special tools. Secure, reliable fit between 12mm OD tubing and 1/4'' internalthread ports. Compact design suitable for tight spaces in hobbyist, workshop, and small automation setups. Consistent alignment and minimal leak risk when installed correctly. Sold as a 5piece lot (5pcs) to support multiple connections or spares. Key attributes Functionality: Pneumatic fitting quick joint connector to join 12mm tubing to 1/4'' internalthread ports. Compatibility: Designed for 12mm tube and 1/4'' internalthread interfaces. Size: Tube size 12mm; thread size 1/4'' internal thread. Material: Material specification not provided in the product title; please refer to packaging or supplier details for material composition. Performance: Enables fast connections in pneumatic systems; detailed pressure rating and durability specifications are not listed here. Model and branding Model: PCF122 Brand alignment: Matches the described PCF122 pneumatic fitting purpose and the 12mm to 1/4'' internalthread connection format. Use cases Connecting a compressed air supply to a pneumatic cylinder or actuator that uses 1/4'' internalthread ports, in a compact workstation or setup. Linking 12mm outerdiameter tubing to 1/4'' threaded air inlets on small pneumatic tools or spray guns for quick changeovers. Creating temporary or semipermanent air lines in test rigs or prototyping stations where 12mm tubing must be coupled to standard 1/4'' thread ports. Notes Ensure compatibility of tubing outer diameter (12mm) and the 1/4'' internalthread port with your equipment. Check for any manufacturer guidance on installation torque, sealing requirements, and operating pressure to ensure proper performance in your application.