Main Features: â?¢ High durability â?¢ Robust design and high tensile strength â?¢ Anti corrosive Brass CP Basin Coupling Material Brass and Rubber Washer Technique - Sand Casting Connection - Female Head - Round Thread -Male 11"? BSP Surface / Finish - Chrome Plated Size - 1 1/4" Length - 2X3/4"?, 3"?, 3X1/4", 5", 6"