1-1/16-12 Male O-Ring Boss x Female O-Ring Boss Reducer/ExpanderThe 1 1 16 12 Male O Ring Boss x Female O Ring Boss Reducer Expander is a hydraulic reducer expander adapter designed to transition between Male O Ring Boss (ORB) threads and Female ORB threads. This fitting is used to modify port connections while ensuring a leak proof seal in high pressure hydraulic systems using an O ring. Specification Details TYPE Male O Ring Boss x Female O Ring Boss Reducer Expander DESIGN Hex body design allows for easy