Compatible model - nv501 replacement brushroller belts wheels filter kit is perfect compatible with for rotator professional lift-away upright vacuum NV500 NV501 NV502 NV505 NV550 NV520 UV560, compare to Part XFF500 & XHF500. (This set only compatible with these models, so please double check the model of your vacuum before purchasing!) Quality Brushroller - The replacement roller brush for rotator professional vacuum nv550 is made of premium ultra-fine fibers and ABS material, which is to use and designed to clean area rugs and deep clean all sealed hard floors including wood, hard floor, tile, area rugs, marble and laminate. Can remove dirt, food and hair, bring you a clean home environments. High filtration filters - Our NV520 post-motor replacement filter is made of efficiency H13 HEPA filter, with a large filter that can capture 99.97% of particles as small as 0.3 microns in size, perfect to remove dirt, dust, debris, pet hairs. rotator professional vacuum filter kit is made of 60 density foam and textured felt, they work together to greatly improve the suction performance of your vacuum. to use - The NV502 replacement brush kit for rotator vacuum is washable and reusable. It is recommend to clean the brushroller and filters once a month with flowing water, and replace the nv505 rotator vacuum filters every 3-6 months, replace the roller every 6 months to improve suction and performance of your vacuum. Make sure all the part are dry completely before install. Colour:As Shown Material:Plastic Package Contents: 1 * roller brush 1 * Filter 2pair * Sponge filter element 2 * rubber ring 2 * wheel 1 * cleaning brush 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.