RAM-202U RAM Mounts 2.5" Round Base with the AMPs Hole Pattern & 1.5" Ball The RAM-202U consists of a 1.5" diameter rubber ball connected to a flat 2.5" diameter base. This mount has pre-drilled holes, including the universal AMPS hole pattern. SPECIAL NOTE: THIS ITEM FEATURES A 1.5-INCH BALL. IT WILL NOT FIT RAM MOUNTS "B" SIZED COMPONENTS. Material: Powder Coated Marine Grade Aluminum Ball Size: 1.5-INCH Rubber Ball Size Notes: The "U" in the part number reflects product packaged in poly bag. Arm shown in second photo is for demonstration purpose only and is not included. This item features a 1.5" ball. Weight: 0.22 lbs. WE’RE AN AUTHORIZED RAM MOUNTS DEALER. SYNERGY MOUNTING SYSTEMS IN TELFORD, PA USA DEALER INFO: Synergy Mounting Systems is a RAM Mounts authorized dealer. We have written permission from RAM Mounts (NPI) to sell their products on eBay and other 3rd party websites. OUR REFUND POLICY: For new items, returns for UNOPENED products within the United States will be accepted within 30 days. Once an item is opened, it is not returnable. USED ITEMS (items sold as "open box" or "used") and INTERNATIONAL ORDERS are not returnable. Original shipping expenses are paid to the shipping carrier and are not refundable. We respectfully ask that when returning an item, please use the CORRECT AND TRUTHFUL reason for the return. We reserve the right to refuse ANY return when the item has been opened, used or a false reason was given for the return. We also reserve the right to charge a 15% restocking fee for any return that is used, damaged, missing packaging, has open packaging, or is missing parts.