Comparison : Item # 50,813, Steel 1018 U-Edge 0.0625x1x 18 ga.x12"
Item # 50,814, Steel 1018 U-Edge 0.0625x1x 18 ga.x24"
Item # 50,815, Steel 1018 U-Edge 0.0625x1x 18 ga.x36"
Item # 50,816, Steel 1018 U-Edge 0.0625x1x 18 ga.x48"
Item # 50,817, Steel 1018 U-Edge 0.0625x1x 18 ga.x72"