The Lee App Roller Handle Upgrade Kit is designed to enhance your reloading experience by replacing the standard red grip with an ergonomic hardwood roller handle. This upgrade kit includes everything you need to make the switch, including specially designed left and right replacement steel levers for a perfect fit. The roller handle is easy-to install on the Lee APP press using the existing hardware, offering a smoother, more comfortable reloading process. This upgrade provides better ergonomics and efficiency, reducing hand strain and improving the overall ease of operation during your reloading sessions.