High quality recycled product made in Germany suitable for the following OEM products: Lexmark 51B1000 with a page yield of 5000 pages tested after DIN33870-1/2.With the purchase of this Green2Print branded product, you acquire a high-quality product as an alternative to original products with an optimal cost-benefit ratio:- Envirometally friendly thanks to Premium Recycling- Quality Product Made in Germany- Only original OEM cartridges and drums are being reused, no inferior clones- Our tonercartridges running through a soft but very efficient cleaning process with a ionazion system prior and post-production. Herewith we ensure to protect the cartridge body- Continious long term tests for a stable quality- Each tonercartridge is being tests post production to ensure the quality in graphic and text printing- We only use high quality packing material to protect the product during transportationThis product is suitable for use in the following printer models:Lexmark MS 317 DNLexmark MS 417 DNLexmark MS 517 DNLexmark MS 617 DNLexmark MX 317 DNLexmark MX 417 DNLexmark MX 517 DELexmark MX 617 DE