The ‘Accessories: Modular Disk Adapter Tube, 18mm, 2/’ is a high-quality accessory designed to enhance the functionality of your medical or laboratory equipment. With a diameter of 18mm, this adapter tube is specifically crafted to ensure a secure and efficient connection. It comes in a pack of 2, providing you with a backup or replacement when needed. This product is a reliable choice for maintaining the optimal performance of your equipment.