3" frame. 145mm. Propellers 2.5-3 inch motors 12* -15 * motors fix 9-12mm stack 16*16, 20*20, 25.5*25.5 bask stack / vtx 16*16, 20*20 nano camera 14mm height 20mm Weight 20-25 grams You can made of strong plastics or cut from 2-3mm carbon fiber, fiberglass. the model is designed for milling cutter 2mm.