platforme

https://www.parallax.com/product/arlo-robotic-platform-system
http://www.roprodesign.com/educational-robots/groma/
http://www.ebay.com/itm/3-Wheel-Robot-Chassis-50-lbs-pay-load-/151918472918?hash=item235f0beed6:g:QbAAAOSwyQtVz4qJ
http://www.robotshop.com/en/2wd-arduino-compatible-mobile-robot-kit.html
http://www.robotshop.com/en/dfrobot-hcr-mobile-robot-kit.html
http://www.robotshop.com/en/dfrobot-hcr-mobile-robot-kit-sensors-microcontroller.html
http://www.robotshop.com/en/3wd-100mm-omni-directional-kit.html
http://www.amazon.com/HCR-Mobile-Robot-Platform-Motors-Encoders/dp/B00C0Q56ZQ/ref=sr_1_18?s=industrial&ie=UTF8&qid=1451133676&sr=1-18
http://www.amazon.com/SuperDroid-Robots-Triangular-Vectoring-Platform/dp/B00CFQWDNE/ref=sr_1_16?s=industrial&ie=UTF8&qid=1451133652&sr=1-16
http://www.amazon.com/SuperDroid-Robots-MLT-JR-Tracked-Platform/dp/B00K30AL2O/ref=sr_1_15?s=industrial&ie=UTF8&qid=1451133652&sr=1-15