*2 PACK* Universal Modular Rod Adapter Clamps on to Standard 15mm Rods Limitless Mounting Options: One 1/4' Male Thread, One 3/8' Male Thread, Four 1/4' Female Threads, Four 3/8' Female Threads Solid Anodized Aluminum Construction for Prolonged Durability Includes a Handy Screwdriver to Tighten Mount Setup 1 Year Movo Warranty with Fast & Friendly U.S.A. Support