20x15mm Aluminum Alloy Solid Volume Button Audio Power Release Button

20x15mm Aluminum Alloy Volume Knob, Solid, with Sound Release Function 20x15mm Aluminum Alloy Volume Knob, Solid, with Sound Release Function All Aluminum Alloy Volume Knob, with Sound Release Function, Beak-shaped Knob 20x15mm Colors: Black, Silver, Gold Surface Treatment: Polishing, Anodizing, Sandblasting Diameter: 20mm, Height: 15mm, Shaft Diameter: 10mm, Shaft Hole: 6mm Side-mounted hex screw for securely locking the knob to the potentiometer shaft Solid knob with hex threaded bracket on the side All solid aluminum material, surface treated with sandblasting and anodizing 1. High Hardness 2. High Corrosion Resistance 3. Strong Adsorption Capacity 4. Good Insulation Performance 5. Good Thermal Insulation and Heat Resistance