About this 3D model

Summary As title... (update 07/15) A simple mount for prusa i3, and you also need: 1.SCL8UU x 2 2.40mm fan 3.5115 blower fan 4.M3 nut x 8~13 pcs 5.M3 x 15mm & x 20mm 6.M4 x 15mm