Check the listing for details. A4 Thermal-Copier Glass Roller | Genuine OEM Replacement | All models. Color: Clear, Condition: New, Made in Germany. Listed at 96.97 USD. Glass Roller sits inside the machine and rotates around the metal Reflector that houses the Heat Lamp. Rotated by the rear roller and sitting between the nylon guides at the front of the machine, Glass Rollers are prone to damage during transport from side impacts - hence Transport Strips are always inserted for machine transport. Genuine Glass Roller OEM spare part for all A4 Tattoo Thermal-Copier models. Serial: S2-xxxx Serial: S6-xxxx Serial: S8-xxxx Serial: A4xx-xxxx Regular Cleaning is Required The Glass Roller requires weekly cleaning to remove dust/ lint/ debis and maintain the machines normal operation. Failure to clean will void warranty through improper usage. For cleaning instructions see owners manual. Clean using isopropyl alcohol, do not use solvent thinners.