Gratnells Callero Tall Maker Store Starter Unit with 15 Deep & 12 Shallow Trays – Light Gray

The Gratnells Callero Tall Maker Store Starter Unit provides high-capacity classroom storage in a compact footprint, making it ideal for STEM classrooms, makerspaces, innovation labs, and school libraries. Featuring 15 deep trays and 12 shallow trays in Light Gray, it helps educators organize a wide variety of teaching materials, tools, components, and student projects while keeping learning spaces tidy and accessible.

Designed for busy educational environments, the durable steel frame and Gratnells tray system support flexible classroom organization. The modular Callero system can be expanded as storage needs grow, giving schools a long-term solution that adapts to changing programs and learning spaces.

Why Educators Use It

This storage unit supports efficient classroom management by keeping frequently used STEM resources organized and within easy reach. Its high-capacity design maximizes storage without taking up unnecessary floor space, while child-friendly safety features make it well suited for collaborative learning environments.

Key Features

• Includes 15 deep trays and 12 shallow trays in Light Gray for flexible storage.
• Tall treble-width steel frame with a 250 kg frame load capacity.
• Compact 16.9-inch depth maximizes storage while conserving classroom space.
• StopSafe runners help prevent trays from being fully removed, improving classroom safety.
• Modular Callero system can be expanded with additional frames and storage configurations.
• Rounded frame design eliminates sharp edges for safer use around students.

Classroom Applications

• Organize robotics, engineering, and maker supplies.
• Store STEM kits, science equipment, and classroom resources.
• Create efficient storage for school libraries and resource centers.
• Manage student materials for collaborative and project-based learning.