Precision pinion gear for robots, motors and slot car upgrades — lightweight, easy to install, and built for reliable, long-term use. Key benefits Quick replacement and upgrade: Easy to install and remove, reducing downtime during repairs or modifications. Dependable performance: Designed for stable, reliable mechanical operation in gear trains and motor-driven assemblies. Durable and low-maintenance: Wear-resistant construction supports long-term use and fewer part changes. Compact and portable: Lightweight, commonly used shaft pinion ideal for portable projects and compact assemblies. What this part does Function: Acts as a mechanical pinion gear on a shaft to transfer torque between motor and gear train. Compatibility: Suited for robot assemblies, mechanical gear motors, slot car motor upgrades, and other standard shaft gear applications. Form factor: Commonly used shaft pinion — lightweight and easy to carry and handle for hobbyists and technicians. Performance and attributes Reliable, stable mechanical performance for continuous or intermittent operation. Wear-resistant finish helps extend service life under normal operating conditions. Lightweight design makes it easy to incorporate into robot frames, motor housings, and small-scale mechanical projects. Typical use scenarios Robot prototyping and repairs: Replace worn pinion gears quickly during competition prep or classroom builds to keep robots operational. Slot car motor upgrades: Use as a drop-in accessory when upgrading or tuning motors for better, longer-lasting gear engagement. Hobby and small machinery: Ideal for small mechanical projects, educational kits, and lightweight motor-driven assemblies where a standard shaft pinion is required. Practical notes Installation: Easy to install and remove with basic hand tools; designed for straightforward mechanical assembly. Selection: Choose this commonly used shaft pinion when you need a lightweight, wear-resistant gear for motors, robots, or slot car applications. Reliable, easy-to-use pinion gear engineered for mechanical stability and long-term wear resistance in robot and motor applications.