Features: 3.Suitable for vacuum with a standard inner diameter of 32mm (the outer diameter of the brush head or hose should be less than 32mm),4.Compatible brands:Replacement for Eureka,Replacement for Dirt Devil,Replacement for Electrolux,Replacement for Kenmore,Household vacuum like Replacement for Oreck.5.It is not replacement for Shark Navigator,not replacement for Bissell Clean sweep,not replacement for Hoover wind tunnel.6.The round brush is suitable for tables, countertops, vents, and heating vents; the sofa brush is suitable for sofas and other furniture; the long flat brush is suitable for TVs, radiators, etc.; the small square brush is suitable for irregular object surfaces or soft material surfaces; 2-in-1 brush head targets crevices.Specifications:Material: PlasticColor: BlackBrand name: BQLZRSize:Long flat brush: 200mm/7.87 inch (Length)Interface inner diameter: 31mm/1.22 inch2-in-1 brush head: 110mm/4.33 inch (Length)Interface inner diameter: 31mm/1.22 inchMixed Horsehair Round Brush:Interface inner diameter: 31mm/1.22 inchOuter diameter: 35mm/1.38 inchHair length: 22mm/0.87 inchSmall square brush: 103x149mm/4.06 inchx5.87 inch (LxW)Interface inner diameter: 31mm/1.22 inchSofa brush: 79x121mm/3.11 inchx4.76 inch (LxW)Interface inner diameter: 31mm/1.22 inch32 to 35mm adapter:Height: 73mm/2.87 inchBig end inner diameter: 35mm/1.38 inchMinimum outer diameter of small head: 31mm/1.22 inchMaximum outer diameter of small head: 32mm/1.26 inchWeight: 228gPackage include:1 x Beveled Flat Brush1 x Brush Head 2-in-11 x Small Square Brush1 x Sofa Brush1 x Long Flat Brush1 x Hose Adapter 1-1/4 inch 1-3/8 inch