Model: MAK4 V2 9inch Wheelbase: 387mm Weight: about 220g Thickness of bottom plate: 3mm Thickness of top plate: 2mm Thickness of camera arm: 6mm Camera side panel thickness: 2.5mm Camera mounting hole spacing: 19 mm Mapping mounting hole spacing 20x20mm & 30.5x30.5mm Flight Control Mounting Pitch: 30.5x30.5mm Inner space height: 35mm Motor mounting hole pitch: 16x16mm & 19x19mm The appearance, color, and printing of the product from batch to batch, but this does not affect use. Colour:Black Material:carbon fiber Package Contents: 1 x Frame Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.