Outside Diameter: 1-3/4 Assembled Length of Set: 2-1/8

3-piece L075 series coupling set includes two coupling halves and an NBR rubber insert. 7/16" bore with 3/32" keyway and set screw on one coupling half. 5/8" bore with 3/16" keyway and set screw on the matching coupling half. Interchangeable with Lovejoy, Martin, Browning, TB Woods, and other L-jaw couplers.