Agree with Simon G it's a made up job using a MacAlpine bath trap with a mixture of bits and pieces....can't see from the picture if the waste pipe can be lowered in the corner after its left the trap if it can you may have an option to alter it......regards Turnpin
The 40mm Swivel Elbow is made from a tough plastic and forms part of your waste system. Its role is to change the overall direction of the pipework, perhaps to navigate it through a tight area or to keep the plumbing tid