Vibrant 3.5in O.D. Aluminized HD 2.0 Clamp Assembly - Anodized BlackVibrant Performance's PINLESS HD Clamp features an integrated clasp mechanism with a safety lock push button, replacing the old quick release pin. This clasp mechanism delivers a significantly more secure connection, while the safety lock, which is always set in the locked position, provides an extra level of security to ensure the clamp never pops open unintentionally. With a more robust connection, you never again have to worry about a pin getting