Eiszapfen extension G1/4 outer thread to G1/4 inner thread - white 17488 Alphacool's Eiszapfen is the high-end version of the already proven connectors and meets all the requirements placed on a connector with its high-flow, shape, processing and colour. Specifications: Material Brass Colour White Height 10 mm Thread G1/4“ Thread length 5 mm Diameter 18 mm Weight 12 g