Product Name: Potentiometer Knob Set (5-Piece, 4mm Inner Diameter) Feature Highlights: 1. Versatile 5-Piece Set: This set includes five knobs, perfect for various projects requiring potentiometer controls, giving you spares for replacements or multiple devices. 2. Compact & Precise Dimensions: Features a 12mm (0.5 inch) button diameter and a 16mm (0.6 inch) knob diameter, with a total height of 16mm (0.6 inch). Its compact size is ideal for space-sensitive panels and equipment. 3. Secure 4mm Fit: Designed with a 4mm inner diameter shaft hole, ensuring a stable and reliable fit on standard potentiometer shafts for smooth, consistent control. 4. Durable & Stylish Finish: Made from quality materials with a weight of 14g per knob. Available in Gray and Brass Tone finishes for both a modern and classic look to match your style. 5. Easy Installation: Simply push the knob onto the potentiometer shaft for a quick, tool-free setup—ready to use in seconds. Product Details: This 5-piece potentiometer knob set is designed for functionality and style. Crafted from durable materials, these knobs provide a firm grip and reliable control for your potentiometers. The standard 4mm inner diameter ensures compatibility with many common shafts. Their low-profile design saves panel space while the textured finish offers comfortable adjustment. Ideal for audio equipment, DIY electronics, control panels, and various custom projects where precise manual control is needed. Specifications: Button Diameter: 12mm / 0.5 inch Knob Diameter: 16mm / 0.6 inch Total Regulator Height: 16 mm / 0.6 inch Inner Diameter (Shaft Hole): 4mm Weight: 14g (per knob) Color Options: Gray, Brass Tone Package Contents: 5 x Potentiometer Knobs Please Note: Only the knobs listed above are included. Slight color variations may occur due to lighting and monitor differences. Allowable measurement tolerance is +/- 1-3mm.