• TechCard Wheels & Axles Resource Pack

    TechCard Wheels & Axles Resource Pack

    Includes [90] 300 mm axles (5 mm dia.) and [60] each of 60 mm, 50 mm, and 40 mm cardboard wheels. TechCard and selected mechanical components are available in separate resource packs. These are especially useful for teachers taking a design and make...

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  • Robot Wheels Set

    Robot Wheels Set

    Includes: [2] wheels, [2] rubber bands and screws. Fits Servo Motor (851878) with screws.

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  • Hub Wheel

    Hub Wheel

    39 mm polythene wheel has a 3mm hole. For use as a center hub for the rubber tire (391138). Color varies.

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  • Plastic Wheel

    Plastic Wheel

    1-1/2 in. dia. plastic wheel fits a 3mm axle. Assorted colors. 60/pkg.

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  • Plastic Wheel with Holes

    Plastic Wheel with Holes

    1-9/16 in. dia. x 5/8 in. thick wheel. Make 3-wheeled vehicles! Use a wheel by itself in front and pushing the axle through. Fits 1/8 in. axle. Black, 100/pkg.

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  • Caterpillar Track

    Caterpillar Track

    A soft durable track with a transverse tread; ideal for micro-rovers, robots etc. Can be used with 39mm wheels (391144) or 75mm wheels (391143). The track is 30mm x 180mm long when used with the 39mm wheels.

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  • Tire w/Wheel

    Tire w/Wheel

    2.6 in. dia. Rectangular axle hole fits Gear Motor (390463) or Gearbox and Inline Motor (282396). 2/pkg.

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