This adapter has two holes and no center pins.
SMA Female to RP-SMA Female 45 Degree Adapter.
This little Elbow can be just what the doctor ordered when trying to rotate a patch antenna. Fatshark modular receiver bays typically have the receiver antenna coming out of the goggles at a 45 degree angle, so this elbow will have your directional antenna facing dead ahead.
This elbow will connect an SMA antenna to an RP-SMA transmitter/receiver.