Bridgeport
1172 2-3/4 Steel Reducing Bushing for Rigid/IMC Conduit
Threaded Type Zinc Electroplated Steel Material 13/16 Inch ID X 2-3/16 Inch OD X 7/8 Inch L Size 3/4 Inch Small End Trade Size 2 Inch Large End Trade Size
Used to reduce the size of internal female threads. 1/2 thru 2 steel, 2 1/2 thru 4 malleable iron.