4 Pk TN221 BK TN225 Color Toner For Brother HL-3140CW, HL-3170CDW, HL-3180CDW | eBay
2 PK TN221 Black Toner Cartridge for Brother HL-3140CW HL-3150CDN HL-3170CDW | eBay
Prestige Cartridge TN-241/TN-245 Toner Cartridge for Brother HL-3140CW/HL -3150CDW/HL-3170CDW - Black : Amazon.co.uk: Computers & Accessories
4 X Full Original Color Powder, Toner cartridge for Brother HL 3140CW HL 3150CDW HL 3150CDN HL 3170CDW HL 3140CW 3150CDW 3170CDW|Toner Cartridges| - AliExpress