4 inch frame kit

Rekon4 Long Range Frame Kits & Parts Brand Name:RekonModel:Rekon4 LR FrameMaterial:3K Carbon FiberType:4" frameWheelbase:182mmsize:192*136mmTop plate thickness:1.5mmBottom plate thickness:1.5mmMiddle plate thickness:1.5mmFore arm thickness:3mmRear arm thickness:3mmSpace of top and middle plate:20mmMotor mounting...