Gratnells Callero Plus Treble Cart with 24 Shallow Translucent Trays

The Gratnells Callero Plus Treble Cart is a versatile classroom storage solution designed to keep STEM materials organized, accessible, and ready for instruction. Featuring 24 shallow translucent trays, this high-capacity cart helps educators efficiently store, transport, and distribute everyday learning resources while maximizing valuable classroom space.

Designed for busy educational environments, the cart moves smoothly on large casters and can also be configured for stationary use with included feet. Its spacious top surface provides additional workspace for demonstrations, project materials, or classroom displays.

Why Educators Use It

Ideal for STEM classrooms, makerspaces, science labs, libraries, and collaborative learning environments, the Callero Plus Treble Cart keeps instructional materials organized and easy to access. The translucent trays allow teachers and students to quickly identify stored contents, while the StopSafe runner system promotes safe, independent use throughout the school day.

Key Features

• Includes 24 standard shallow translucent polypropylene storage trays.
• High-capacity treble-width design provides maximum storage within a compact footprint.
• StopSafe runners help prevent trays from being pulled out too far for added classroom safety.
• Can be used as either a mobile cart with locking casters or a stationary unit using the included feet.
• Durable steel frame supports up to 250 kg with trays rated for 5 kg each.
• Large top surface offers convenient space for demonstrations, supplies, or collaborative activities.

Classroom Applications

• Organize robotics, engineering, and STEM project materials.
• Store classroom manipulatives, science equipment, and maker supplies.
• Create mobile supply stations shared between classrooms or labs.
• Support collaborative group activities with easily accessible materials.