Standard V-band clamp

38 mm (1.5"), 45 mm (1.75"), 51 mm (2.0"), 57 mm (2.25"), 60 mm (2.37"), 63 mm (2.5"), 70 mm (2.75"), 76 mm (3.0"), 83 mm (3.25"), 89 mm (3.5"), 102 mm (4.0"), 114 mm (4.5"), 125 mm (5.0")