MARK4 V3 Pro 13” Carbon Fiber Enhanced Drone Rack FPV Quadcopter Traverser Specification: Net weight after assembly: 492g Wheelbase 570MM, top plate thickness 1.5MM, bottom plate thickness 3MM, lower fixed plate thickness 3MM Camera side plate 2.5MM thick, front lip 2.5MM thick, rear lip 2.5MM thick. Thick arm 8MM, 3MM reinforcement around the arm Camera mounting pitch:19MM. Flight control mounting hole spacing:20x20MM or 30.5x30.5MM Motor mounting hole spacing:21x21MM Pitch of the graphic transmitter: 20x20MM or 30.5x30.5MM. Package Includes: 1xRackmount Note: Please allow 1-3mm error due to manual measurement. Please make sure you don't mind before ordering. Please allow 1-3g weight error. Please make sure you don't mind before ordering. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual colour of the real item. Please make sure you don't mind before ordering, thank you! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.