ITEM NAME:32mm X 13mm Black Solid Aluminum Rotary Control Potentiometer Volume Knob Description: Material: Solid Full Aluminum, CNC Machined Diameter: 32mm (1.2") Height: 13mm ï ¼Ë†0.5") Color: Black, Anodized, Matt Shaft hole: 6mm (0.23") Specification: Suitable for short handle 15mm potentiometer Material: Solid Full Aluminum Package Includes: 1 Piece Solid Full Aluminum Knob 1 Piece Accessories Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement..(Height: 13mm ï ¼Ë†0.5"). 1 Piece Solid Full Aluminum Knob. Material: Solid Full Aluminum, CNC Machined. Material: Solid Full Aluminum. Color: Black, Anodized, Matt.