The Milwaukee Packout M12 Battery Rack black Insert is a durable and lightweight storage solution for lithium-ion batteries. Made of high-quality plastic, this insert tray is designed to hold up to 2 Ah batteries securely in place. The sleek black design complements the Milwaukee Packout M12 model, making it a convenient addition to any workshop or tool storage system. Perfect for DIY enthusiasts and professionals alike, this battery rack insert is a practical and heavy-duty solution for organising your power tools.