This is the original replacement Tube Assembly for the ResMed Swift FX Nasal Pillow CPAP Mask. This part includes the elbow, short tube and swivel. ©ResMed 2010 Used with Permission to all WebPages with ResMed picturesRESMED Minimum Internet Retail Price & POLICIES FOR THIS PRODUCT - We are only authorized to sell and ship Resmed products to end-users residing in the United States. A prescription is required for the purchase of certain products on this site including masks, humidifiers, and machines. Prescriptions can be emailed to firstname.lastname@example.org or faxed to 856-767-7151. All services are provided solely by The CPAP Shop and independently of the manufacturer. These services include the advertisement, ordering, sale, delivery, instruction, and setup of the products.