Newegg has the Rosewill RTCG-TN450V2 Compatible Toner Cartridge on sale for $14.99.

Replaces OEM #TN450
Black
2,600 Pages
Compatible Products Brother DCP-7060D, DCP-7065DN, HL-2220, HL-2230, HL-2240, HL-2240D, HL-2270DW, HL-2280DW, MFC-7360N, MFC-7460DN, MFC-7860DW