Complete kit for versatile umbrella setup This set includes four reducer rings, four M8-threaded adapters, and two base rings, delivering everything needed for quick, tool-free installation and improved usability. Stable and secure performance Lightweight yet sturdy, these adapters keep your umbrella stand secure in windy conditions and provide reliable support under high loads. Easy, tool-free installation Insert the required number of reducer rings to achieve the desired diameter of your umbrella base. No tools required. Reusable and flexible design Rings can be easily removed and reused, enabling quick changes between different umbrellas or stands. Included components and key specs Four reducer rings, four M8-threaded adapters, two base rings. Use scenarios - Home patio: adapt a single umbrella to fit different stands you own, allowing easy swaps without buying new hardware. - Outdoor cafe or event setup: reconfigure quickly when changing between different umbrellas or stands. - Replacement and maintenance: swap or refresh worn adapters to maintain secure, reliable performance.