Mark4-5 inch Frame 

wheelbase: 240mm

weight: 90g
Frame size: 230*180*30mm
Arm thickness: 5mm
Body panel thickness: 2mm
Body lower plate thickness: 2mm
Other thickness: 1.5mm
Recommended: Brushless motor: 2204 2205

Brushless ESC: BL-s20A30A
Blade model: 5030 5152 51477
Flight control support: F3-F7
Flight control hole distance: 30.5*30.5mm