More info here:

http://www.40percent.club/2017/05/16mm-pcb-plates.html

How to order PCBs from gerber files

EasyEDA ordering info:

PCB Gerber: 30 16mm.zip

164mm Max* 52mm Max;
Layers: 2;
PCB Thickness: 1.6mm;
PCB Qty.: 5;
PCB Color: Green;
Surface Finish: HASL;
Copper Weight: 1;
Panelized PCBs: 1

Top Gerber: 30 16mm top.zip

164mm Max* 61mm Max;
Layers: 2;
PCB Thickness: 1.6mm;
PCB Qty.: 5;
PCB Color: Green;
Surface Finish: HASL;
Copper Weight: 1;
Panelized PCBs: 1

Bottom

Gerber: 30 16mm bot.zip

164mm Max* 61mm Max;
Layers: 2;
PCB Thickness: 1.6mm;
PCB Qty.: 5;
PCB Color: Green;
Surface Finish: HASL;
Copper Weight: 1;
Panelized PCBs: 1

Files released under https://creativecommons.org/licenses/by-nc-sa/4.0/