CopterX (CX450BA-01-22) 4-Blades Metal Main Rotor Housing
CopterX (CX450BA-01-23) 4-Blades Damper Rubber
CopterX (CX450BA-01-24) 4-Blades Metal Blade Grip Assembly with Bearings
CopterX (CX450BA-01-25) 4-Blades Linkage Ball Extension
CopterX (CX450BA-01-31) 4-Blades Head Stopper