1Pcs GR4 Typewriter Ribbon Typewriter Ribbon Twin Spool Replacement for Olivetti Lettera Typewriter (Black & Red) The nylon typewriter ribbon is coiled around two spools, ready to be fitted on your Typewriter_x000D_ Replacement for GR4 universal twin spool typewriter ribbon adopt unique printing and dyeing technology to provide you with consistent, clear, and excellent printing without fading._x000D_ Premium Features: compatible universal twin spool typewriter ribbon utilize ultrasonic welding technology to splice the ribbon, which makes the universal calculator ribbon smooth and seamless, avoiding damage to the printer due to rough interface._x000D_ Various Occasions: compatible GR4 universal twin spool printer ribbon can be used for office, family, or other business situations. It is perfect to provide accurate printing results for your project and daily printing._x000D_ Model Compatibility: BIGGER typewriter spool ribbon is suitable for most typewriters.Please confirm the model of your printer and ribbons._x000D_ _x000D_ Ribbon Ink Color: Black & Red_x000D_ Easy to install, remove and replace_x000D_ For use on Olivetti GR4 Typewriter_x000D_ Material: ABS+nylon_x000D_ _x000D_ Package Contents:_x000D_ 1 x Typewriter Ribbon_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_