This is a leg for a Qrotor structure. Height 113mm Width 24mm. This leg was designed to be attached in the four square aluminum arms. (16x16 mm) of the Qrotor.You can also find the "Main_Plate" of the Qrotor structure here: http://www.thingiverse.com/thing:17452More info: http://madebyfrutos.wordpress.com/David Sanz & Miguel Ángel de Frutos Robotics and Cybernetics Research Group_CAR/UPMThis is a leg for a Qrotor structure. Height 113mm Width 24mm. This leg was designed to be attached in the four square aluminum arms. (16x16 mm) of the Qrotor.You can also find the "Main_Plate" of the Qrotor structure here: http://www.thingiverse.com/thing:17452You can download the .stl or the Inventor file. Sorry, In the future, we will try to upload a FreeCad/OpenScad design for all the open community. This prototype piece has been printed in "R2", a RepRap Prusa Mendel made by @Obijuan.It takes 1 hours and 46 minutes to print it totally.35gr Weight.