EK-Quantum Torque Extender Static MM 28 is a premium male-threaded extender interconnect with male threads on both ends. It is used for connecting two water cooling components which both have female G1/4 threads.

This is not a revolvable extender.

EK-Quantum Torque Extender Static MM 14 is a premium male-threaded extender interconnect with male threads on both ends. It is used for connecting two water cooling components which both have female G1/4 threads.

This is not a revolvable extender.

EK-Quantum Torque Extender Static FF 14 is a premium male-threaded extender interconnect with female threads on both ends. It is used for connecting two water cooling components which both have male G1/4 threads.

This is not a revolvable extender.

EK-Quantum Torque Extender Static MF 14 is a premium male+female threaded extender. It is commonly used to extend a G1/4" port from a block, radiator or any other liquid-cooling component in order to ease the process of connecting to other components and having fewer bends or inaccessible fittings at tight places.