About this 3D model

Mountings for all my cards on my Quad. 55 * 55 squares with different cards. My things: APM 2.6 http://store.3drobotics.com/products/apm-2-6-kit-1 Telemetry http://store.3drobotics.com/products/3dr-radio-telemetry-kit-433-mhz Minim OSD http://store.3drobotics.com/products/apm-minimosd-rev-1-1 FatShark AttitudeS http://hobbyking.com/hobbyking/store/__28750__FatShark_AttitudeSD_FPV_Headset_System_w_5_8G_TX.html Please comment on design. I am still putting things together.