Gratnells Callero Tall Maker Starter Unit with 28 Shallow & 7 Deep Kiwi Antimicrobial Trays

The Gratnells Callero Tall Maker Starter Unit provides high-capacity classroom storage in a compact footprint, making it ideal for STEM classrooms, makerspaces, libraries, and innovation labs. Featuring 28 shallow and 7 deep antimicrobial Kiwi trays, this modular storage solution keeps learning materials organized, accessible, and ready for everyday classroom use.

Designed with educators in mind, the durable steel frame and StopSafe runners help create a safer, more organized learning environment while supporting independent student access to classroom resources.

Why Educators Use It

Schools and makerspaces need flexible storage that grows alongside evolving classroom programs. The Callero Tall Maker Starter Unit offers customizable organization for STEM supplies, robotics components, engineering materials, science equipment, and maker resources while maximizing valuable classroom space.

Key Features

• Includes 28 shallow and 7 deep Kiwi antimicrobial polypropylene storage trays.
• Tall treble-width steel frame with a 250 kg total frame load capacity.
• Compact 16.9-inch depth maximizes storage while minimizing floor space.
• StopSafe runners help prevent trays from being fully removed for added classroom safety.
• Modular Callero system can be expanded with additional compatible storage frames.
• Ideal for organizing STEM supplies, tools, electronics, craft materials, and classroom resources.

Classroom Applications

• Organize robotics, engineering, and maker project materials.
• Store science lab equipment and consumable classroom supplies.
• Create accessible resource stations that encourage student independence.
• Build scalable storage systems for STEM labs, libraries, and innovation spaces.