Gratnells Callero Plus Treble Cart with 6 Jumbo Trays – Silver with Jolly Lime Trays

The Gratnells Callero Plus Treble Cart with six Jumbo Trays provides high-capacity classroom storage for STEM labs, makerspaces, science classrooms, and shared learning environments. Designed for flexibility, it can be used as either a stationary storage unit or a mobile cart, making it easy to keep equipment and materials organized wherever learning takes place.

Its durable silver frame includes Gratnells' StopSafe runner system to help keep trays securely in place during everyday classroom use. The large jumbo trays offer generous storage for oversized supplies, robotics components, engineering materials, science equipment, and collaborative project resources.

Why Educators Use It

This storage cart helps teachers organize high-volume classroom materials while keeping frequently used resources accessible. The combination of secure tray storage and mobile flexibility makes it an excellent solution for STEM classrooms, innovation labs, libraries, and makerspaces where equipment is shared across multiple learning spaces.

Key Features

• Includes six Jumbo Gratnells trays in Jolly Lime.
• Large-capacity storage for oversized classroom supplies and STEM materials.
• Can be configured with either leveling feet or braked casters for stationary or mobile use.
• StopSafe runner system helps keep trays securely positioned during use.
• Durable silver metal frame designed for everyday educational environments.
• Ideal for organizing robotics, engineering, science, and makerspace resources.

Classroom Applications

• Store robotics kits, engineering materials, and STEM equipment.
• Organize science lab supplies and shared classroom resources.
• Create mobile storage stations for makerspaces and innovation labs.
• Support project-based learning with organized, easy-to-access materials.