Chrome. With 1 clamp. Billet aluminum oil cooler with a built-in gauge. Includes a 6 AN fitting. Clamps to frame tubes of 1" 1-1/8" 1-1/4" and 1 1/2" diameter. Filler sleeves included to compensate for the mentioned frame tube diameters. Will work in many stock or custom applications. Approx. dimensions: 22cm long x 5.6cm diameter. Many stock & custom applications