Universal 1" Ball Compatibility: Features a standard 1" ball design, compatible with RAM Mounts B size double socket arms and other 1" ball standard components. The rubber-coated ball ensures slip-resistant and durable performance. Extra Large & Adjustable Width: Accommodates bottles with diameters ranging from 2.36" to 3.54" (60-90mm). Easily adjust the holder’s width via the bottom knob to securely fit water bottles, coffee mugs, beer bottles, travel cups, and more. Durable, Secure & High-Quality Material: Built with a robust clamp and built-in non-slip rubber liner for enhanced grip, preventing sliding or vibration. Made of high-strength composite materials with internal aluminum alloy components, designed to prevent spills and drops for reliable use. Holds Up to 32 oz Capacity: Tested to securely carry bottles weighing up to 32 oz. Whether it's a 12 oz or 32 oz container, this holder ensures your drink stays in place without risk of breaking or falling. Wide Applicability & 360° Rotation: The 1" ball allows 360° adjustable rotation for flexible positioning. Fits various 1" ball bases such as drill bases, motorcycle/bicycle handlebar bases, claw clamp bases, marine bases, and more. Never Miss a Sip: The Ultimate Secure, Adjustable Cup Holder for Your Ride Tired of cup holders that can't handle your gear? Introducing the FPN Cup Drink Holder, the premium solution designed for durability, versatility, and an unwavering grip on your favorite drinks. Whether you're on a rugged off-road adventure, a long highway cruise, or a peaceful boat day, this holder ensures your beverage stays securely by your side. Key Features & Benefits: Universal 1" Ball Mount System Extra-Large & Effortlessly Adjustable Engineered for Strength & Security Tested for Heavy-Duty Capacity