Features: brand new and high quality Adopting high-strength and high-density material, which has strongers printing resistance and longer printing. Using high-quality ink, small particles, strong ink absorption, clear writing and no fading. Suitable for STAR SP300 series, for STAR MP300/322/342/SP300/311/321/321S/322S/323S, for STAR SP300/341/349/312F/342F/849F, IBM4614. Easy to install, no additional tools are needed, and the installation process is very convenient. Professional precisions mold, better match the printer. Specifications: Material:ABS Color:Black Length:Approx.13cm/5.12inches Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 2x Printer Ribbons