40 mm D-olly Wheel/Plate Assembly Compatible with Vacuum D4 D4C SE E E2 Series D-olly D-ollie Cart Castor Wheels - 4Pack (4)

Compatible with vacuum: D4 D4C SE E E2 Series D-olly Dollie Cart Castor Wheels, Will not fit E2 Black or SRX d-olly. Product size: Wheel diameter: 1.5 inches, Colour: Black. The product is made of durable materials to extend the service life of the product, and it will not cause friction and scratches on your wooden floor, you can use it with confidence. The product will fit all E and E2 series d-ollys (E2 type 12 as well), But it does't fit the newest ""BLACK"" model with lighted power nozzle and lighted water basin, because new ""black"" model (after 2011) has new style d-olly with different wheels. How to install: There is a small ridge or tab on the caddy on the bottom of the wheel, press down on the tab and slide the wheel out. Slide the new wheel in the past tab, you may hear a click and the installation is complete. During installation, you can also use a flat head screwdriver to help you complete this operation more easily