57mm X 30mm Thermal Till Rolls. Box Of 20 (8m Of Paper Per Roll)
The size of your rolls can be determined by measuring the width of the roll in mm and the diameter in mm of a complete roll. These numbers make up the reference. I.e a 5730 roll is 57mm wide and has a diameter of 30mm.
Codes are often start CRG5730T or THM5730T