Product Details

Coinfinity Stackers – Smart, Modular Coin Storage Coinfinity Stackers are magnetically locking, modular coin tubes designed for serious collectors of gold, silver, platinum, and palladium. Each stacker securely holds a single coin size, stacks cleanly with others, and integrates NFC tracking so your physical collection can be digitally identified, cataloged, and verified. Built on a Gridfinity-inspired system, Coinfinity lets you organize your stack like a system—not a pile. Key Features 🧲 Magnetic stacking – locks together vertically and to Coinfinity bases 📱 NFC-enabled – tap with your phone to identify and track coins 🪙 Precision-fit sizes – designed for specific coin diameters 🧱 Modular ecosystem – mix stackers, bins, and bases 🛠️ 3D-printed, durable design – made for collectors, not display cases Available Sizes & Variants Coinfinity Stackers are available in multiple inner diameters, each optimized for specific coins: Fractional gold Full-size silver rounds Eagles, M