Gratnells Callero Custom Tall Maker Store Starter Unit – Royal Blue Trays

The Gratnells Callero Custom Tall Maker Store Starter Unit is a high-capacity classroom storage solution designed to keep STEM learning spaces organized, accessible, and efficient. Featuring a durable silver steel frame with 15 deep and 12 shallow Royal Blue trays, it provides flexible storage for tools, robotics components, engineering materials, science equipment, and everyday classroom supplies.

Its compact footprint maximizes storage while preserving valuable floor space, making it an excellent choice for classrooms, makerspaces, STEM labs, libraries, and innovation centers. Rounded frame edges and StopSafe runners help create a safer learning environment while encouraging independent student access to materials.

Why Educators Use It

Teachers and STEM coordinators rely on the Callero Custom system to simplify classroom organization and improve access to shared learning resources. The modular design supports evolving classroom layouts, making it easy to create organized storage systems that grow alongside STEM programs.

Key Features

• Includes 15 deep trays and 12 shallow Royal Blue Gratnells trays for flexible storage.
• Tall treble-width steel frame provides high-capacity storage in a compact footprint.
• StopSafe runners help prevent trays from being accidentally removed.
• Rounded frame design enhances safety in student learning environments.
• Strong steel construction supports up to 250 kg frame capacity.
• Compatible with the modular Callero Custom range for future expansion.

Classroom Applications

• Organize robotics, engineering, and maker project supplies.
• Store science equipment and STEM lab resources.
• Create accessible classroom resource centers and material stations.
• Support makerspaces, libraries, innovation labs, and collaborative learning environments.