We used Stress Free Chicken Tractor Plans after searching the web for the best way to run chickens on pasture. We explored many different tractor setups and options and at the time this was the best in our opinion. Easy to understand instructions, lessons on carpentry skills and best practices, explanations on why he designed everything the way he did.
I enventually made some modifications to the watering system, but all in all they work great. We ran chickens and turkeys in these for multiple years and had very few issues. Solid construction design all around. If you are getting into pastured poultry or looking to change your current tractor design, pick up a copy today. Stress Free Chicken Tractor Plans by John Suscovich