RCmall DIY 5+1 Speed Transmission Gearbox Model Kit with Reverse Function, STEM Educational Building Blocks, Mechanical Engineering Set for Teens & Adults

EDUCATIONAL VALUE: DIY transmission model kit teaches mechanical engineering concepts through hands-on assembly of a working 5-speed gearbox with reverse function

COMPLETE KIT: Includes all necessary building blocks and components to construct a fully functional manual transmission system with differential gear

TECHNICAL FEATURES: Features 5 forward speeds plus reverse gear capability, allowing for realistic gear shifting mechanics demonstration

LEARNING EXPERIENCE: Perfect STEM learning tool for understanding gear ratios, mechanical power transfer, and automotive transmission principles

SUITABLE AGE RANGE: Designed for teens and adults interested in mechanical engineering, automotive systems, and hands-on building projects