250 Quadcopter Multirotor frame for kk2.1 and kk2.0 board

All parts can be printed separately on a printer with a build platform that is 5.5" by 5.5" or bigger. It will take about 9 hours in total at .2mm layers.

This is a 250 quadcopter frame that i designed based off of other 250 sized quads. This frame is designed around the KK2.1 board sold from HobbyKing for only $20. It may be able to work for other flight controllers. This frame is in multiple parts so it is easy to replace parts after a crash, everything is held together, including the the