Miniature Gears Pack of 50 42 Teeth, 22mm Diameter

Miniature Gears – Pack of 50, 42 Teeth, 22mm Diameter

These 42‑Tooth Miniature Gears provide smooth and reliable motion transfer for small mechanisms, models, and gear‑based learning activities. Designed with a 1.9mm bore, they pair perfectly with standard student motor shafts and lightweight axle rods.

Key Features

• 42 teeth for balanced gear ratios
• 22mm outer diameter
• 1.9mm bore fits standard axles
• Pack of 50 assorted colour gears

Ideal for D&T Lessons

• Exploring mechanical advantage and torque
• Creating robotic movement and gear trains
• Model‑making, automata design, and mechanisms activities