$37.94 – FMS 50mm 11 Blades Ducted Fan EDF RC Motor (Brand Name: FMS, Usage: Suitable for RC Airplane, Motor: 2627 KV4500(4S)/ KV5400(3S) (Optional), Weight: 75g, Item Name: 50mm 11 blades Ducted Fan).
According to my DB the lowest price is $37.94 for FMS 50mm 11 Blades Ducted Fan EDF RC Motor (in Banggood). Go down and check coupons out. Remember to check price history if it is available. You probably want to know what is the best price?
Latest coupon code price check (UTC time):
Banggood ($37.94)
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood. What about the price? My database says that it’s pretty good price, coz average is $38.26.
Link: Banggood product page
Price: $37.94
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): Parts8, BGRCParts8, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204, 8wEbgaInS5, BG8RCToy, hoNEYbGdeAlS, BGJUNEGSG9, BGRCT10, BG8ReviTrage, Cuponation9, BGToys8, BG8OFFCOUPON, BGMatt2022, BG8FORMULAMX
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for FMS 50mm 11 Blades Ducted Fan EDF RC Motor? There we go. The lowest price was: $32.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).