Perfect Compatibility: This arm shaft is specially designed Compatible with DJI Mini 4 Pro, ensuring a perfect fit. Durable Construction: Made from high-quality materials, our replacement motor arm shaft is built Compatible with withstand rigorous use, ensuring long-lasting performance and reliability. Easy Installation: Easily replace damaged or worn arm shafts. This part is ready to install, no special tools required, so you can quickly get your drone up and running again. Due to different batches, there may be some differences in the appearance and printed text of the product, which does not affect use. Color: As shown. Material: Metal. Package Contents: 1 pair x front arm shaft. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.