Extrusion Extender for Kossel

Update:10-14-2018: A fellow user has informed me that a design revision is required.
Consider this project a work in progress until further notice.

There are a variety of Kossel kits on the market that use 218mm effector arms and 240mm horizontal extrusions. Print area for these kits rarely exceeds 180mm, but the printers often have 200mm or larger build plates.
The purpose of this project was to increase the print circle to nearly 200mm. Theoretically, the print circle could be increased