Features: *Boost Your Motor's Performance: Electric Motor Commutator is a must-have accessory that ensures your motor runs smoothly and efficiently. *Versatile Compatibility: Perfect for power tools, home appliances, high-speed DC motors, and more. *High-Quality: Made of high-quality copper material, our commutator is wear-resistant and can handle high-speed rotations. *Precise Design: With 12 gear teeth and a total size of 23*9*17（18）mm (OD*ID*H), our commutator is designed to fit perfectly with your motor. *Easy to Install: Our commutator is easy to install and use, so you can upgrade your motor in no time. Specification： Model: CHY-3389-12-9 Name: Motor Commutator Copper Bar Number: 12P Total Length：23*9*17（18）mm(OD*ID*Total Height) Material: Copper Shape: Hook type Color: Copper Tone, Black Package Content : #1：1*Commutator #2：5*Commutator Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Compatibility - 23 x 9 x 17(18) mm 12P Teeth Copper Hook Type Electrical Motor Commutator High-quality Materials - These tool accessories are made of premium material, ensuring their quality and long-lasting performance. Optimal Performance - These accessories offer versatility and adaptability and it will help you better operate your item and provide a better experience. Easy Installation - These accessories allowing you to replace and use it without hiring a professional repairman. After-sale Serive - We provide high quality products, if there is any problem with our product, please contact us.