Mixer Control Knob: Speed control knob and Lock Lever control knob replacement part for KitchenAid Tilt-Head stand mixer. It allows you to easily toggle the speed lever and Lock Lever. Easy to Use: Just tap the lever lightly to complete the installation without disassembling the machine. Durable and Exquisite: Made of high-density compressed plastic, high-strength, heat-resistant, and wear-resistant, a perfect match for the kitchenAid Tilt-Head stand mixer. Range of Application: Size 3mm x 4.5mm, suitable for KitchenAid Tilt-Head stand mixer, such as Artisan series, Classic series, SM180CBLD KSM150PSER KSM192XDBK K45SSOB KSM175PSHY KSM97MI RRK150AQ KSM150FBER KSM195PSBK KSM155GBFP KSM180RBLD KSM96BM RRK150HY, (Note: Not applicable for Mini Tilt-Head stand mixer)