Gratnells Callero Plus Treble Cart with 24 Sunshine Yellow Shallow Trays - Silver

The Gratnells Callero Plus Treble Cart is a high-capacity classroom storage solution designed to keep STEM materials organized, accessible, and ready for instruction. Featuring 24 shallow Sunshine Yellow trays in a durable silver steel frame, it helps educators transport and store learning resources efficiently while maximizing valuable classroom space.

Designed for flexible learning environments, the cart can be configured with either feet for stationary storage or braked casters for easy mobility. Its spacious top surface also serves as a convenient demonstration or display area during lessons.

Why Educators Use It

Schools, makerspaces, libraries, and STEM labs rely on the Callero Plus Treble Cart to organize hands-on learning materials while keeping classrooms tidy and efficient. Its large storage capacity, smooth mobility, and safety-focused design support collaborative, project-based learning across multiple grade levels.

Key Features

• Includes 24 standard shallow Sunshine Yellow polypropylene trays.
• Large-capacity treble-width frame provides approximately 33% more storage than standard trolley designs.
• Choose between stationary feet or braked casters for flexible classroom use.
• StopSafe runners help prevent trays from being pulled out too far for improved classroom safety.
• Durable steel frame supports up to 250 kg with trays rated for up to 5 kg each.
• Wide top surface offers additional workspace for demonstrations, displays, or instructional materials.

Classroom Applications

• Organize STEM kits, robotics parts, and engineering supplies.
• Store classroom makerspace materials for quick student access.
• Transport project resources between classrooms and learning stations.
• Create organized storage for science labs, art rooms, and media centers.