Welcome to the community, thanks for reaching out.
Please reach out to your Bose local support team regarding this. Our local support team can be contacted via clicking this link and selecting your region, this will redirect you to our website. Please scroll to the bottom of the website and there you will find a 'Contact Us' tab, this will provide you with all the relevant contact information for your country. An agent here will be able to provide you with the most accurate information as to whether any of these components are still available.