From Folger Tech:
The Folger Technologies 2020 Prusa i3 is a great beginner kit combining the simplicity of an erector set with the power of a much more expensive desktop printer. The kit comes with everything you need to assemble the machine (with the exception of an 8"x8" glass surface). With the use of a few simple tools and a little bit of time you too can get started 3D printing the worlds next big idea.
This kit includes the following: