Order # 56203009 Manufacturer# 562010 Manufacturer Patterson Medical Supply Application Lateral Support Arm Trough For Use With Wheelchair Specifications Polyurethane Fabric Cover UNSPSC Code 42192208 A sturdy interlock mount secures the product in place Simply take off existing armrest and attach bracket to the tubing The rigid base is covered with a two-density foam The cover is solace polyurethane fabric with multidirectional stretch