Order # 55005009 Manufacturer# 5500 Manufacturer AmFab Company Application Full Bed Side Rail UNSPSC Code 42191804 Made of 1 inch tubing, the rails will telescope from 44 1/2 to 58 1/2 inch and will mount on beds that are 34 to 37 inch wide with a link fabric deck They feature redesigned spring loaded crossbars which are easy to install and minimize the gap between the bed rail and frame The model 5500 has a spring loaded lockpin for easy height adjustment by the caregiver