?Suitable for T-REX700DFC. ?Use for T-REX700 3G Programmable Flybarless System. ?6061-T6 Aluminum alloy material and CNC processed. | ?Metal Main rotor holder arm x 2 ?M3 CNC socket collar screw x 2(M3x24mm) ?Socket collar screw x 4(M3x6mm) ?Washer(Φ3xΦ4.8x0.3mm) x 2 ?Weight:20g |