Specification:
Angle: 40°
Color: Blue
These are RX antenna tube holders for your 5mm standoffs. The antenna tubes are at a 45deg angle.
Comes with two 5.5" tubes and two black caps/ two red caps

Package included:
8 x 40° TPU FPV RX Antenna Tube Holder
4 x 5.5" tubes
8 x caps