THE HEULE GH-B-G-O-0086 SOLO CONTROL UNIT IS A TOOLING ACCESSORY FEATURING A 3C-2023 CONTROL UNIT. THE PHYSICAL SPECIFICATIONS OF THE UNIT INCLUDE AN OVERALL LENGTH (OAL) OF 4.25 INCHES, AN ARBOR HOLE DIAMETER OF 1.40 INCHES, AND AN OVERALL DIAMETER OF 2.50 INCHES. THIS ITEM IS IDENTIFIED BY THE MANUFACTURER, HEULE, AND MODEL NUMBER GH-B-G-O-0086.