Condition 100 percent brand replacement belts. Each belt is tested and quality controlled before to ensure reliable performance. Compatibility Direct replacement for part numbers 1LU0310X00, 3720310001, and 1540310001. Designed for use with Dirt Devil (Royal) Featherlite, Powerlite, Swivel Glide, and Power Max Pet upright vacuum models including: UD70100, UD70100CDI, UD70105, UD70110CDI, UD70115, UD70125, UD70125CDI, UD70161, UD70163, UD70165, UD70165CDI, UD70167, UD70167P, UD70168, UD70169, UD70169CDI, UD70172, UD70172FDI, UD70180, UD70181, UD70183, UD70185, UD70187, UD70188, UD30010RM, UD30005B, M110009, M085335, M085440, M088160, and other compatible series. Features and Benefits Constructed from durable elastic rubber for strength and flexibility. Longlasting reliability to keep your vacuum operating at peak suction power. Maintains proper brush roll function, helping your vacuum pick up dirt, dust, and pet hair more effectively. Easy, notools replacement process: remove the worn or broken belt from the vacuum head, install the belt in the original position, and restore full cleaning performance. Practical Use Scenarios Restore suction and cleaning efficiency when your vacuum brush roll stops spinning or slows down. Keep a spare set on hand for quick replacement to reduce vacuum downtime during heavy cleaning seasons. Ideal for households with pets, where consistent brush roll performance is crucial for removing embedded hair from carpets and rugs. Package Includes 2 replacement belts as shown.