Need angled adapters for the tubing in your water-cooled system? We sell high-quality EKWB EK-AF Black Angled Fitting 45a G1/4. This fitting allows you to connect other fittings with a G1/4" thread to extend or re-route your tubes. The EK-AF-45-B is an EKWB EK-AF Angled 45a G1/4 Adapter Fitting (Black). The EK-AF is a revolvable angled (45a) adapter fitting with G1/4" threads. This adapter allows for the connection of fittings with G1/4" threads to extend tubing possibilities within your water cooled system.