$5.49 – Bicycle Anti-thief Wheel Disc Brake Lock (Banggood, Aliexpress: Bicycle Anti-thief Wheel Disc Brake Lock Aluminum Alloy Waterproof Lightweight Portable Bike Lock for Bike Motorcycle (the best price with coupon)).
I have just checked coupons. The lowest price I could get is $5.49 for Bicycle Anti-thief Wheel Disc Brake Lock (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
Latest price update (UTC time):
Banggood ($5.49)
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it? The question is – is it a good price? Current price is the lowest in history (according to CouponsFromChina database)!
Link: Banggood product page
Price: $5.49
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
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 Bicycle Anti-thief Wheel Disc Brake Lock? There we go. The lowest price was: $5.49.
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)).