Lap Joint Clamp Material: 304 Stainless Steel Band Width: 3" Sizes: 2" ID to 2" OD 2.25" ID to 2.25 OD 2.5" ID to 2.5" OD 2.75" ID to 2.75" OD 3" ID to 3" OD 3.5" ID to 3.5" OD 4" ID to 4" OD 5" ID to 5" OD 6" ID to 6" OD