Introducing the Square R/C 4mm Aluminum Lock Nuts, Flanged (Blue) 5 pcs., Item# SQ-SGE-04FBY, a must-have for every RC enthusiast looking to elevate their model’s performance and appearance. These lock nuts are expertly crafted from high-grade aluminum, offering exceptional durability to withstand the demands of high-speed RC cars, boats, and airplanes. The innovative flanged design ensures a secure fit, effectively preventing any loosening during intense maneuvers, which is vital for maintaining optimal performance and safety. The striking blue finish not only adds a splash of color but also allows you to personalize your RC vehicle, making it truly unique. Whether you’re a passionate hobbyist or a competitive racer, these lock nuts provide a dependable solution for enhancing both the stability and visual appeal of your RC projects.