Premier Copper Products DC-1ORB Drain Combination Package for Double Bowl Kitchen Sinks, Oil Rubbed Bronze Drain combo package for double bowl kitchen sinks Includes: 3.5-Inch deluxe garbage disposal drain with basket (D-130orb) and 3.5-Inch kitchen strainer drain (D-132orb) Suggested accessories: copper sink installation silicone-model: C900-orb Drain size is 3.5-Inch D-130orb is made of brass and D-132orb is made of brass/PVC