The ‘189A000’ is a Loss of Resistance (LOR) Syringe designed for medical procedures. It has a capacity of 7cc and is made from high-quality plastic, ensuring durability and reliability. This syringe is sold empty, allowing for flexibility in use according to specific medical needs. Each case contains 25 syringes, making it an economical choice for medical facilities. Please note that this product is intended for single-use to ensure sterility and prevent cross-contamination.