Crane 3in x 2.1/2in Galvanised. Hexagon Bush - C140-3-212
3" BSP Tapered Male x 2.1/2" BSP Tapered Female, Malleable Iron Pipe Fitting, Galvanised, Reducing Hexagonal Bush, Fig. 140, Working Temperature -20C to +120C, Maximum Working Pressure 25 bar, Crane