1/2″ to 1″ L075 Flexible 3-Piece L-Jaw Coupling Coupler Set & NBR Rubber Spider
3-piece L075 series coupling set includes two coupling halves and an NBR rubber insert. 1/2″ bore with 1/8″ keyway and set screw on one coupling half. 1″ bore with 1/4″ keyway and set screw on the matching coupling half.