This Vibrant SS Quick Release V-Band Clamp is designed for use with V-Band Flanges with a 3.8125in Outside Diameter (O.D.). It is made of stainless steel for superior strength and durability and features a quick-release design for easy installation and removal. The clamp has a maximum operating pressure of 30 psi and is ideal for turbocharger, intercooler, and exhaust applications.