Gratnells Callero Tall Maker Store Starter Unit with 15 Deep & 12 Shallow Trays – Silver/Sunshine Yellow

The Gratnells Callero Tall Maker Store Starter Unit is a high-capacity classroom storage solution designed to organize STEM tools, maker supplies, robotics components, and everyday learning materials. Its slim footprint maximizes storage while preserving valuable classroom space, making it ideal for busy learning environments.

Featuring a durable steel frame with 15 deep and 12 shallow Gratnells trays, this modular storage unit helps educators keep resources organized, accessible, and ready for hands-on learning across a wide range of educational settings.

Why Educators Use It

Schools, makerspaces, libraries, and STEM labs rely on organized storage to support efficient classroom management and independent student access. The Callero system helps create flexible learning spaces where materials remain secure, easy to find, and ready for collaborative projects.

Key Features

• Includes 15 deep trays and 12 shallow trays for versatile classroom storage.
• Tall treble-width frame provides high-capacity storage with a compact footprint.
• Compatible with the modular Callero Custom system for future expansion.
• StopSafe runners help prevent trays from being pulled out too far for improved classroom safety.
• Heavy-duty steel frame supports up to 250 kg of evenly distributed load.
• Durable polypropylene trays resist daily classroom wear and are easy to clean.

Classroom Applications

• Store robotics, engineering, and maker project materials.
• Organize STEM consumables, classroom tools, and equipment.
• Create centralized resource stations in innovation labs and makerspaces.
• Support independent student access to learning materials.