Comparison : Item # 21,101, Bronze 954 Square Bar 0.5x72"
Item # 21,102, Bronze 954 Square Bar 0.5x144"
Item # 21,103, Bronze 954 Square Bar 0.75x12"
Item # 21,104, Bronze 954 Square Bar 0.75x24"
Item # 21,105, Bronze 954 Square Bar 0.75x36"