This bar is fully adjustable with a rotating ball joint that assures full contact with the floor. The padded foot likewise provides a sure grip without scratching. * Adjusts to fit basic hinged and moving doors * Simple push button adjustment needs no devices * Removable top for compatibility with sliding doors * Pivoting ball joint assures complete contact with floor * Padded foot provides a sure grip without scratching * High-Strength Steel Tube: 20-gauge steel for higher strength * Portable: Collapses to 31" to fit in many suitcases and garment bags * Dimensions: 451/2" Extended - 31" ClosedI have 8 of these all are NEW in initial product packaging.$18.00 each OR all 8 for $135.00.