Gratnells Callero Double Metal Cart with 8 Jumbo Cyan Blue Trays

The Gratnells Callero Double Metal Cart is a flexible classroom storage solution designed to keep STEM, STEAM, and makerspace materials organized and easy to access. Featuring eight jumbo (F3) cyan blue trays within a durable enclosed metal frame, it helps educators safely store, transport, and manage supplies between learning spaces.

Designed for busy educational environments, the Callero cart combines smooth mobility with secure storage. Adjustable runners support multiple tray configurations, making it easy to adapt the cart as classroom needs evolve.

Why Educators Use It

Teachers, STEM coordinators, and media specialists rely on the Callero cart to organize shared classroom resources while supporting collaborative, hands-on learning. Its durable construction, child-friendly design, and mobile storage make it an excellent fit for classrooms, innovation labs, libraries, and makerspaces.

Key Features

• Includes 8 jumbo (F3) cyan blue Gratnells trays for high-capacity storage.
• Enclosed powder-coated metal frame provides durability and added security.
• Adjustable runners accommodate different Gratnells tray sizes as storage needs change.
• Large 3-inch casters and ergonomic handles allow smooth movement throughout the classroom.
• StopSafe runners help prevent trays from being accidentally removed.
• Compatible with Gratnells F-type trays and tray inserts for customizable organization.

Classroom Applications

• Organize STEM and STEAM project materials and classroom supplies.
• Create mobile storage for robotics, engineering, coding, or science activities.
• Transport shared learning resources between classrooms, labs, and makerspaces.
• Store manipulatives, tools, and equipment for collaborative group learning.