SEEMEY 844Pcs Pins-Gears-Axles Set – Compatible STEM Upgrades & Parts

Expand your building projects with SEEMEY 844Pcs Pins-Gears-Axles Set

Designed for curious builders, SEEMEY’s 844Pcs upgrade pack blends pins, gears, axles, and a broad assortment of spare parts into a single versatile kit. It invites hands-on exploration, letting you iterate, tinker, and reconfigure without being tied to a single system.

What’s inside and how it fits

The kit gathers a rich mix of components: pins, gears, axles, links, sprockets, wheels, tires, belts, pulleys, bushings, racks, and more. The parts are designed for compatibility with standard small-particle modules and widely used brands, enabling seamless mixing with existing collections.

• 844 parts in one organized assortment for quick builds
• Interchangeable components for fast iteration and experimentation
• High-quality materials chosen for durability and long-lasting use

Exclusive upgrades and compatibility

For enthusiasts seeking enhanced realism, the set includes exclusive third-generation differentials suitable for 42130 and later technology series models, along with transmission accessories that broaden gearing possibilities.

• Third-generation differentials for popular models
• Transmission accessories to support advanced builds
• Compatibility with mainstream brands for flexible projects

STEM learning, DIY fun, and creative play

Use this kit for STEM activities, DIY projects, and MOC builds. EV3 and Wedo Mindstorms compatibility opens doors for creative explorations and hands-on problem solving in a home or classroom setting.

• Supports EV3 and Mindstorms-inspired projects
• Encourages hands-on testing and iterative design

Quality, value, and gifting ideas

Finest-quality materials meet an affordable price, delivering durability for repeated use. This kit makes a thoughtful gift for builders, hobbyists, and students exploring basic mechanisms and gear interactions.

• Durable parts with practical, ongoing use
• A great gift option for tech-minded recipients

Notes for shoppers

Block colors are random; the color shown is for demonstration only. Instructions are not included, but parts are designed for quick assembly and disassembly.