Ideal for a wide range of clamping applications and designed to provide the highest clamping pressure, this T Bolt Hose Clamp is made from 304 stainless steel, a very strong and corrosion resistant stainless steel. Hose Clamp Sizes / Diameters:#32 - 1-7/8" to 2-3/16"#40 - 2-1/8" to 2-7/16"#52 - 2-1/2" to 2-13/16" | K-T Industries T Bolt Hose Clamp | Size 32