General description The CSPARKV 2pcs Cup Holder is a versatile and universal drink holder designed for various applications, including bikes, strollers, wheelchairs, walkers, and electric scooters. Its large-caliber design accommodates a wide range of bottles and cups, making it an essential accessory for on-the-go hydration. Technical specifications 360-degree rotation for optimal positioning Caliber range: approximately 3.5 to 5 inches (about 8.9 to 12.7 cm) Compatible with bottles up to 13 cm in diameter Compatibility and accessories Compatible with most strollers, including Chicco, Britax, Peg Perego, and City Mini Suitable for mountain bikes, bicycles, wheelchairs, electric scooters, rollators, and office chairs Installation Lightweight and easy to install without any tools Can be mounted on handlebars, under seats, down tubes, forks, and front pipes