Menace Invader Left Hand Polarised Mini Patch Antenna 5.8Ghz with 6.5dBi SMA Connection suitable for Fatshark googles . 

The Invader Patch antenna is a very popular choice for FPV racers especially when paired up with a Omni Directional antenna such as a Spironet or TBS Triumph . 

This is custom designed in the UK by MenaceRc and is getting very good reviews from all over the world so far. 

Features
Left Hand Circular Polarized
Spironet Compatible
Compact low profile design on your Fpv goggles
Designed for goggles or base stations

Specification
Frequency Range: 5645 – 5945 Mhz
Gain: 6.5 dBi
Beam Width: 150° at -7db, 120° at -5db, 90° at -3db
Left or Right Hand Circular Polarised ( LHCP or RHCP)
SMA Connector (Fits Fatshark Goggles)
Dimensions: 45mm x 41mm x 16mm
Weight: 11grams

UK Stockist of MenaceRc Invader Patch Antenna. 

BRAND: Menace RC
MPN: Invader-LHCP