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Wheels & Axles

Wheels & Axles mobilize your robot
MAX Robot Wheels
PRIME Robot Wheels

Specialy Wheels make your robot versatile
Axles & Hardware

Wheel & Axle
  • Both MAX and PRIME’s standard wheels are made from sturdy plastic and have rubber tires that can be added to increase traction
  • MAX’s Omni Wheel provides ultimate maneuverability by being able to move forward and laterally – and comes in two sizes
  • All-Terrain Tires take MAX robots off the road – these monster truck style tires provide extra grip for climbing or going over uneven surfaces
  • MAX Axles are precision ground; both systems’ axles are D-shaped and can be used with the other system with the correct bronze bushing
Video: Mounting servos on your robots


This pack offers a comprehensive assortment of wheels available in the TETRIX® MAX building system. Featuring 38 total elements, this parts pack enables students to get their robots moving in style.


Add some mobility to your TETRIX® robot with these wheels that come in two sizes.

Options Available
From $7.95

With the use of 10 rollers, these wheels have the ability to drive forward and laterally. Available in 3" and 4" sizes.

Options Available
From $19.99

Ready to make the sickest robot on the playing field? Add these tires so robots have a better grip for climbing or taking on uneven or rough surfaces – and get a monster-truck look at the same time! The tire tread has a little squish factor to help it grab surfaces.

Includes a nylon rim, foam insert, TETRIX® all-terrain axle hub, TETRIX all-terrain motor hub, and mounting hardware.


Get those TETRIX® PRIME robots rolling with these 90 mm wheels made of sturdy acetal with a built-in hub. A rubber tire is included for better traction. Fits 6 mm steel axles and secures with 6-32 screw included in TETRIX PRIME sets or sold separately.


The ball skid makes a great low-friction contact point for differential-drive robots when an omni-wheel or pivoting caster wheel might not be an option. Comes in a package of 50.


Attach wheels and gears with these precision-ground axles. Available in 100 mm and 250 mm lengths.

Note: MAX axles do not work with PRIME wheels, gears, or other PRIME parts used with PRIME axles.

Options Available
From $15.95

This pack offers more than 100 TETRIX® motion elements recommended for use with an assortment of gears and wheels. Perfect for outfitting entire classrooms or robotics competition teams with all the hub and axle spare parts needed for getting robots running smoothly.


  • Variety of axles in every length and diameter offered
  • Assortment of spacers, bushings, hubs, couplers, and set collars


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