Thank you for showing your interest in 6" Tube For For Quickie 2 Pneumatic Tire from Wheelchair Accessories. The 6" Tube For For Quickie 2 Pneumatic Tire is a product of Guardian - Sunrise Medical and is thereby made of the highest quality. If you have any questions regarding 6" Tube For For Quickie 2 Pneumatic Tire or any product in Wheelchair Accessories, please contact us. Our experienced personnel will answer any questions you have about 6" Tube For For Quickie 2 Pneumatic Tire. Also, if you are interested in purchasing large quantities of 6" Tube For For Quickie 2 Pneumatic Tire or any Wheelchair Accessories, please contact Customer Service.