You won't find a better grooved line on the planet!
Two piece hinged casing grooved-to-flange adapter is designed for direct connection of ANSI class 125, 150 and ISO 7005-1 class PN 10/6 standards flanged components into a grooved pipe system.
4" Hinged Flange
The hole-spacing is standard and enable standard flanged items to be easily and rapidly assembled to the grooved pipe. The hinged halves are drawn together into the pipe end-groove with a built-in arrangement especially required when the pipe end is out-of-round.
The unique design of the gasket inserted into the the QuikFlange ensures a closed seal between the pipe and the mating flange face.