These V-bands can move axially. Enlarge sample images 2 and 3 to see how they can move. This means that the V-band can move along with the engine or other moving parts attached. These V-band kits can replace silicone hose and are recommended for those who want the best V-band to get a nice and secure joint for aluminum tubes. Examples of applications include pressure pipe, compressor housing on turbocharger, intercooler and throttle bodie to name a few. The V-band kit consists of a clamp and two welding flanges. Each welding flange has one integrated o-ring that form a tight joint when mounted with the clamping ring. The clamp is assembled with one stainless steel sprint. The quick disassemble sprint has a "quick-release" function. You press the sprint lock pin and just pull it out to split the v-band clamp. This clip is easy to disassemble when service is needed. Measurements : Bredd min:51mm Bredd max: 54mm - The clamp is hard anodized, making it extremely resistant to external impac