The recamo mounting rail system consists of various rails and accessory parts in four sizes: light-duty type 27, medium-duty type 28, medium-heavy-duty type 38 and lastly the heavy-duty domestic engineering type 40 Field of Application: Pipe reducers are the ideal answer to all problems involving the use of metric threaded connections with different diameters. Economical thanks to numerous possible combinations Different mounting systems can be combined, e.g. for installing pipe clamps.