EK-Torque (Adapter Fitting) - Nickel is a revolvable angled (45°) adapter fitting with G1/4" threads. In the form of a cut-off cylinder, it is very sturdy and there are zero movements in the revolvable joint. This Quantum Line adapter is made out of CNC machined brass with high-quality Nickel finish while the seal is made by quality rubber O-rings. It is an extremely secure and sturdy piece that will last for many future builds. Torque series fittings are part of the EK Quantum Product Line that emphasizes minimalistic, elegant design, and performance.