The McAlpine MultiFit Straight Connector 1.1/4" S28M-BL is a plumbing fitting used to connect two pipes together. Specifically, it is designed to connect two pipes with a 1.1/4" diameter using a compression fitting. The "Multifit" designation indicates that the fitting can be used with either male or female pipe ends. The S28M-BL part of the name likely refers to the specific model or part number of the connector. McAlpine is a UK-based company that produces a wide range of plumbing products, including waste pipes, traps, and connectors like the MultiFit Straight Connector. Colour: Black ・ Available in 1.25", 1.5", and 2" sizes ・ Multifit Fittings suit all plastic waste pipes to BS EN 1451-1:200 and BS EN 1329-1:2000, copper pipe and lead pipe