Koolance CNT-MEAU Sliding 180-Degree U Connector, G 1/4 BSPP Swiveling, adjustable 180-degree "U" connector for RAM-33 or other products. Can be expanded from a total length of 37.5mm (1.5") to 41.5mm (1.6"). Nickel-plated brass, G 1/4 BSPP threading.