Crazepony 4pcs RC GPS Folding Antenna Mount Holder Set Kit for Drone Multicopter Quadcopter DJI WKM NAZA YS X4 X6 Compatible with all GPS sticks. Color: Black, Silver, Red, Blue. Rod diameter: about 4mm, Height: about 16.2cm GPS Folding Antenna Mount Holder for Quadcopter Multi copter Sturdy build with the ability to fold into a lowered position. Fits most multi-rotors using 2 screw points. Adopt aluminum turning and CNC manufacturing for durable to use.