Antweight Guide
Updated Antweight Guides are coming soon, in the meantime here are a few good links to get you started:
Bunch of other build guides:
A great bot, built by Robert Cowan (3 part series): Antweight Combat Robot – Part 1: Design (Note highly technical build! CNC use etc)
How to build a battlebot (Part 1) by Mechanical Ninjineer https://www.youtube.com/watch?v=MVAfmJiXlj4
Build Report: Little Demon (150 Gram Combat Robot) https://www.youtube.com/watch?v=t3HTBOaA9oA
3d Printed push bot https://www.youtube.com/watch?v=YQmMvlJW1rw
Shrapnel Development (3d Printed spinner bot) https://www.youtube.com/watch?v=iR8LvwdkDEs
https://www.dimensionengineering.com/appnotes/simple_robot/
http://www.wikihow.com/Build-an-Antweight-Combat-Robot
http://www.robotwars101.org/ants/shop/
http://www.bobblebot.co.uk/en/antweights/building-an-antweight.html