Aliexpress
Click here… to search for EMAX Pagoda-3B 2dBi RHCP RC Antenna on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): f62884, Parts8, BGss9%rc, BGCCOO, BGBCFPV, BGBCBG10, 502C6B, BGOTC21, BGBFAFF2019, BGCITYADS2019, 2020CNY, BGVDay10%off, bGhOnEy10, BGTT10, BGdragonBoat, BGFPVS10, BGSS10%SW, BGRC902, BG11SHOP, BGDAVIS, 13f142, BGGAL8, BGJON8, BGRCParts8
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for EMAX Pagoda-3B 2dBi RHCP RC Antenna? There we go.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).