Here at The Rocket Platform, we always have you covered for your 3581 tape library needs. We offer full chassis replacements for all versions of the 3581 that are guaranteed in stock and ready to ship same day. They have all been tested in a simulated production environment above industry standards and are backed by our standard 1 year full warranty. And if you don't see your specific 3581 library part listed, not to worry. You can simply reach out to us at firstname.lastname@example.org and let us know what part you are looking for and we will be happy to help. Remember, here at The Rocket Platform, superior parts and superior service is our mission!