This Arcadia style roller assembly was used by Arcadia doors as well as many other patio door manufacturers. This is also currently a very popular design among patio door manufacturers in today's market place. It has a wire tension spring & comes with a 1 inch high density polyethlene roller.
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.