1" OD 180 Deg. 6061 Aluminum Mandrel U-Bend, 16 Gauge - 1.5" Radius, 3" Legs Item ID: 1806116-100150-3X3 Wall (spec): 0.065" (16 Gauge); Size (spec): 1" OD on 1-1/2" Radius Material (spec): 6061 Aluminum Leg (spec): 3"; Tube OD (spec): 1"