Media Summary: Download free building instructions at FB: G+: ... This is a type of steering for a tracked vehicle that uses so-called Lego Technic drivetrain with subtractor (Tank - How it works)
Download free building instructions at FB: G+: ... This is a type of steering for a tracked vehicle that uses so-called Lego Technic drivetrain with subtractor (Tank - How it works) Lego Technic Track and Subtractor - How It Works
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Compact
Compact
This is a
![What's a LEGO SUBTRACTOR and how to build one? [INSTRUCTIONS]](https://i.ytimg.com/vi/f5_OQooBxdY/mqdefault.jpg)
Download free building instructions at http://sariel.pl/downloads/ FB: http://www.facebook.com/sarielpl G+: ...
Lego Technic Subtractor Tutorial
Compact
This is a type of steering for a tracked vehicle that uses so-called
Lego Technic drivetrain with subtractor (Tank - How it works)
This sleek
![Lego Technic: How a Subtractor Works [+ Driving Demo]](https://i.ytimg.com/vi/FIzad8YVVDg/mqdefault.jpg)
Hey folks! Ever wondered what a
transverse
Lego Technic Track and Subtractor - How It Works