Hymax 863580270032216 ND 10"x 12" EPDM High Pressure Grip ReducerHYMAX Grip Reducer restrains pipes of differing diameters, with unmatched performance. Its patented pipe grip system is based on a universal gripping system designed to restrain metal and plastic pipes. The unique patented radial closing mechanism holds pipes tightly in place during installation, allowing full control over the gap between pipes. A patented GRIP chain offers circular restraint around the pipe, unlike typical wedge style restraints that