OBO Quick (R) - clip, type 2955 / ...: for all metric steel armored pipes, as well as light and heavy . metric insulation, Suitable for mounting the OBO Quick-Pipe centering aids allow optimum attachment of the tube and universal mounting options, arranged with the OBO . Multi-quick and starQuick clip slot for Lateral alignment during mounting with wood screw or knock-in anchor. halogen light gray nominal diameter: M16 Type: 2955/M50 item: 25 ST.