You are looking at a refurbished version of the Brother DR-320CL drum unit. Great care has been taken with this recycled DR320CL to ensure the 4 colour drum unit helps your Brother laser printer produces prints of a consistently high quality. A full list of compatible printers can on this page, including the Brother HL-4570CDW. As a remanufactured Brother product as many original components have been retained as possible in the DR-320CL, but it still comes with our 100% satisfaction guarantee. This means the black, cyan, magenta and yellow toner powder is handled by top quality components within the drum. VAT and free UK delivery is included in all prices here at Refresh Cartridges so you can always shop with confidence.