Compatible with any RAM® B size components double ball and socket technology allows for near-infinite adjustability of your RAM® mounting system and vibration dampingMade of stainless steel components and high-strength composite for durability and reliability in the most demanding environments100% genuine RAM® components ensure secure connection points and long-term system qualityRugged vehicle accessory mirror designed to provide the most visibility on the marketRAM® mounting components backed by a lifetime warrantyMirror glass measurements: 5-1/4'' W x 3.44'' HKit includes:1 - left RAM® Tough-Mirror™ with a RAM® B size ball preinstalledMade in the USA