BROTHER LC-426BK/LC-426C/LC-426M/LC-426Y Inkjet Cartridges, Black/Cyan/Magenta/Yellow,Multi-Pack, Standard Yield, Includes 4 x Inkjet Cartridges, Genuine Supplies : Amazon.co.uk: Everything Else
SHUOLEI LC426 Ink Cartridges Compatible with Brother LC426 LC-426 XL Inkjet Cartridges Multi-Pack Standard Yield, for MFC-J4335DW MFC-J4340DW MFC-J4535DW MFC-J4540DW (4 Pack, BK C M Y): Amazon.co.uk: Computers & Accessories
Compatible Magenta Brother LC426XLM High Capacity Ink Cartridge - Printerinks.com