ITEM NAME:4x 57-65MM T-Bolt Stainless Clamps Turbo Intake Silicone Car Hose Pipe Clamps Description: Clamp Range:57-65MM (2.24" to 2.56") This T-Bolt Clamp fits for 57-65MM(2.24" to 2.56") inner diameter silicone hose Material: 301ss Stainless Steel Band Width: 19mm or 0.75" Band Thickness: 0.6mm Bolt: M6 Usually used for Industrial, electronic, automotive, vacuum, fuel, oil and other pipeline applications Specification: Material: stainless steel 201 Size Chart: Size: 7.5 * 7.5 * 2 cm Package Includes: 4 pieces T clamps Note: How to choose T clamp (Important) Calculate your hose Outside Diameter ,Such as,if your hose Inner Diameter is 57mm, then add your hose thickness, for example, your hose thickness is 5mm, then your hose Outside Diameter is=57+5*2=67mmï ¼Å’so you need to choose this clamp: clamp range from 63 to 71 The value of your hose Outside Diameter should be larger than the first value of the clamp range, less than the second. Please allow 1-3mm error due to hand test. The color may have different as the different display. THANK YOU FOR SHOPPING WITH US! Have a nice dayï ¼ ☠º SKU: DMO0000748752034049.Usually used for Industrial, electronic, automotive, vacuum, fuel, oil and other pipeline applications. Material: 301ss Stainless Steel. Material: stainless steel 201. The color may have different as the different display.