Fangrui Product Details 1.explore The Skies With The Fi-115 2.5, A Top-tier Fpv Rc Racing Drone Designed For And Reliability 2.this Drone Frame Kit Is Specifically Engineered To Be Compatible With The For O4 Air Unit And A Variety Of Motors Including 1204, 1206, 1303, 1306, And 1404, Ensuring Versatile Setup Options And High Adaptability 3.featuring A Robust 2.5-inch Propeller Frame, The Fi-fi-115 2.5 Is Built For Speed And Agility, Making It For Racing Enthusiasts 4.enhanced With Elrs Gps Technology, It Offers Superior Navigation And Tracking Capabilities, Ensuring A Safe And Enjoyable Flying Experience Model: Fi-115-o4 Wheelbase: 115mm Bottom Thickness: 3mm Upper Plate Thickness: 2mm Side Plate Thickness: 1.5mm Aluminum Column Height: 24mm Flight Control Hole Spacing: 25.5x25.5mm/26.5x26.5mm/20x20mm Motor Hole Spacing: 9x9mm Suitable Propeller: 2.5-inch/65mm Propeller Gps Compartment Size: 17x12.5x5mm (be122/bz122) Supported Camera: 14mm Width Note: This Product Is A Pure Rack/frame. It Does Not Contain Any Electroni