VEX-276-1902 VEX Robotics 2.75in. Double Roller Omni Directional Wheel, 2-pack <p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">Omni-Directional wheels roll forward like normal wheels, but slide sideways with almost no friction (no skidding during turns). Use these wheels to make your robot turn smoothly or build a holonomic drivetrain.</font></p>
<p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">2.75" diameter<br />
14 rollers per wheel<br />
Compatible with all VEX Square Shafts 0.125" (3.2mm)</font></p>