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MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 0
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 1
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MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 3
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 4
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 5
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 6
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 0
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 1
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 2
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 3
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 4
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 5
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 6
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 0
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 1
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 2
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 3
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 4
MOC Technical Building Blocks GBC Harp Track  Mechanical Transmission Ball Lift Brick Set 5
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MOC Technical Building Blocks GBC Harp Track – Mechanical Transmission Ball Lift Brick Set

$507.36
$253.68 
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About this item

Build, test, and watch motion come to life. This advanced MOC technical building blocks set features a dynamic harp-style track and working GBC ball lift model that showcases real mechanical movement. Designed for curious minds, it combines creativity with hands-on engineering principles in a fun, buildable format. The intricate mechanical transmission brick set demonstrates gears, lifts, and continuous motion, making it both an engaging challenge and an impressive display piece.


Structured Product Sheet

Key Features

  • Functional ball lift system with smooth, continuous track movement.

  • Precision-designed gears and linkages for realistic mechanical action.

  • Compatible with major brick brands for flexible building options.

  • Detailed instructions guide builders through each engineering step.

Why Choose Our MOC GBC Harp Track Set?
Unlike basic static brick kits, this interactive engineering building toy for kids delivers moving components that demonstrate real mechanical concepts. The carefully designed transmission system offers a rewarding build experience while producing a captivating motion display. It’s ideal for builders who want more than just a model—they want function and innovation powered by STEM construction bricks.

Perfect For

  • Kids and teens interested in robotics and mechanics

  • STEM learning activities at home or school

  • Hobbyists and advanced brick builders

  • Unique birthday or holiday gifts

How It Works
Assemble the gears, lift mechanism, and harp-style track according to the instructions. Once built, activate the mechanism to see balls travel through a continuous motion cycle powered by the transmission system.

Product Specs

  • Type: MOC mechanical brick model

  • Function: Ball lift with harp track system

  • Material: Durable ABS bricks

  • Recommended Age: 8+ (adult supervision for younger builders)


Challenge creativity and spark engineering curiosity with a build that moves. Create, construct, and enjoy the satisfaction of mechanical motion brought to life.

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