2 x 2-11 1/2 British Standard Pipe Parallel x Male Iron Pipe Hex NippleThe 2 x 2 11 1 2 British Standard Pipe Parallel x Male Iron Pipe Hex Nipple is a male to male threaded fitting used to connect BSPP (British Standard Pipe Parallel) and MIP (Male Iron Pipe, similar to NPT but commonly used in plumbing applications). Its hexagonal body allows for easy installation with a wrench. This fitting ensures a secure and leak resistant transition between different piping standards in plumbing, hydraulic, and industrial fluid