BOB’S MACHINE 4 inch Setback Action Series Jack Plate, Powder Coated Black The BOB’S MACHINE 4 inch Setback Action Series Jack Plate features a powder-coated black finish and dimensions of 23 x 19 x 12 inches. This jack plate is designed for mounting outboard motors, providing enhanced performance and stability for various boating applications. Compatibility & Applications Mounts on transoms of various boat types, including center consoles and bass boats. Fits outboard motors with standard mounting patterns. Replaces existing jack plates for improved motor height adjustment. Pairs with 4-stroke and 2-stroke outboard engines. Integrates with hydraulic steering systems for enhanced maneuverability. The unit provides a reliable solution for adjusting motor height and optimizing performance on boats up to 30 feet in length. Its robust construction and powder-coated finish ensure durability in marine environments.