YKS DIY Glass Fiber Mini 250 Quadcopter Frame Kit for FPV Multirotor Part Made from glass fiber: Ultralight & great intensity. Easy to assemble. Reserved with plenty of space: Easily fit your FPV and neatly tuck away all the wires. Equipped with rubber damper: AV shockproof ball, high quality and strong ability of shock absorption. The fuselage mode of aluminum alloy column connection, easy to be modified, guaranteeing the flying ability of the Quadcopter. Super strong & smooth flight: 1.5mm glass fiber fuselage and 3mm machine arms effectively reduce vibration during flight, guaranteeing the flying ability of the Quadcopter.