PLEASE NOTE: Cheyenne is discontinuing the box of 10, we can only replenish box of 20. Also "TX" means (textured), used to be BP (before polished).
Cheyenne Safety Cartridges are MADE IN GERMANY, premium needle cartridges from one of the forerunners in removable needle modules. The Safety Cartridge features a shelf-life of up to 5 years and an internal membrane system that prevents ink back flow. Performance that you can rely on!