GoolRC 4pcs Original WLtoys V686G Part V686-11 V686-08 Gear Wheel with 4pcs Copper Gear Set for JJRC/WLtoys V686G RC FPV Quadcopter Light weight and portable to carry. High quality and durable in perfermace Made of good and new technoloy material. Compatible with JJRC/WLtoys V686G quadcopter. Compatible with: JJRC/WLtoys V686G quadcopter