?Compatibility?Vacuum Belt For Dirt Devil (Royal) Style 4/5 Powermax Pet/Featherlite/Powerlite/Swivel Glide Upright Vacuum Cleaner. Replace Part #3720310001 #1Lu0310X00. Fit Models: Ud70100 Ud70100Cdi Ud70105 Ud70110Cdi Ud70115 Ud70125 Ud70125Cdi Ud70161 Ud70163 Ud70165 Ud70165Cdi Ud70167 Ud70167P Ud70168 Ud70169Ud70169Cdi Ud70172 Ud70172Fdi Ud70180 Ud70181Ud70183 Ud70185 Ud30010Rm Ud30005B Ud30007Ud30005Bdi Ud30010Di Ud30010 M110008 M110009 M085335 M085440 M085590 M088160 Series. | | ?Special Rubber? Our Vacuum Cleaner Belt Is Made Of Special Rubber So It Has Long Service Life. There Are Special Lines On The Surface To Increase The Friction Of The Belt, Which Can Keep Your Vacuum Running Smoothly. Our Factory Use Original Vacuums To Make Molds Making Belts Perfectly Compatible With Vacuums. | | ?Installation Method?Using A Philips Head Screw Driver Remove The Screws And Lift Off The Brush Plate. Remove The Roller And The Old Belt. Attach The New Belt To The Motor Pulley And Th.