Allow your Vex robots to traverse tough terrain with these tank treads. Increases traction over nearly any surface. Every section is a master-link.

• For use with Vex Robotics Starter Kit #276-2151

What's in the box
Pre-assembled chains of 85 links each, total of 65.5" of tread (2, 4.6oz. each)
Tank tread drive/idler wheels (4, 0.67oz. each)
Bogie wheels (4, 1.4oz. each)
Single Bogie wheel assemblies (2, 0.6 oz. each)
8-32 x 1" Bogie wheel support screws (12)
Keps nuts (12)
Inventor's Guide Insert

Technical Info
Length: Two 32.75in. chains
Master Links: 170 each, each link is a Master Link
Tread Width: 1.5in.
Tread Drive/Idler Diameter: 1.875in.
Bogey Wheel Diameter: 0.9375in.
Material: Delrin plastic
Center hole size: 0.182in. square