Gratnells Callero Double Metal Cart with 8 Jumbo Sunshine Yellow Trays

The Gratnells Callero Double Metal Cart is a durable mobile storage solution designed to keep STEM classrooms, makerspaces, and learning environments organized. Featuring eight jumbo Gratnells trays in Sunshine Yellow, this cart makes it easy to transport, store, and access classroom materials while supporting collaborative learning and daily instruction.

Its enclosed steel frame, ergonomic handles, and smooth-rolling casters provide a safe, reliable storage system that moves effortlessly between classrooms, labs, and shared learning spaces.

Why Educators Use It

Schools need storage that adapts to changing classroom activities without slowing instruction. The Callero Double Metal Cart helps teachers organize STEM supplies, robotics components, engineering materials, science equipment, and classroom resources in one secure, easy-to-move unit. Its adjustable tray runners and compatibility with Gratnells F-type trays allow storage configurations to evolve alongside classroom needs.

Key Features

• Includes 8 jumbo (F3) Sunshine Yellow Gratnells storage trays.
• Heavy-duty powder-coated metal frame built for daily classroom use.
• Adjustable runners support multiple Gratnells tray sizes for flexible organization.
• Large 3-inch casters and ergonomic handles provide smooth mobility.
• Enclosed frame design improves safety, durability, and helps reduce dust buildup.
• Compatible with Gratnells tray inserts for organizing small STEM components.

Classroom Applications

• Store robotics, engineering, and makerspace materials.
• Organize science lab equipment and classroom supplies.
• Create mobile storage stations for collaborative STEM activities.
• Transport instructional materials between classrooms and shared learning spaces.