Gratnells Callero Plus Treble Cart with 12 Deep Plum Purple Trays – Silver

The Gratnells Callero Plus Treble Cart is a high-capacity classroom storage solution designed to organize, transport, and protect STEM learning materials. Featuring 12 deep Plum Purple trays within a durable silver steel frame, it provides generous storage while remaining easy to maneuver throughout classrooms, makerspaces, labs, and libraries.

Built for busy educational environments, the cart combines large-capacity storage with smooth mobility, helping teachers prepare lessons, distribute materials efficiently, and keep learning spaces organized. Its integrated StopSafe runner system and optional static or mobile configuration offer added flexibility for schools.

Why Educators Use It

Teachers and STEM coordinators need storage that supports active, hands-on learning without slowing down instruction. The Callero Plus Treble Cart keeps materials organized, accessible, and easy to transport, making it ideal for project-based learning, shared classroom resources, and collaborative STEM activities.

Key Features

• Includes 12 deep Plum Purple polypropylene trays for high-capacity storage.
• Triple-column silver steel frame maximizes storage within a compact footprint.
• StopSafe runners help prevent trays from being pulled out too far for added classroom safety.
• Supplied with both feet and locking casters for either stationary or mobile use.
• Large ergonomic handles allow smooth one-handed movement between learning spaces.
• Top surface provides additional workspace for demonstrations or displaying classroom materials.

Classroom Applications

• Organize STEM kits, robotics components, and engineering supplies.
• Store science lab equipment and classroom consumables.
• Manage makerspace tools and collaborative project materials.
• Create mobile supply stations for classrooms, libraries, and innovation labs.