Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
Length: 340m, Diameter: 1.75mm, Material: ABS
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Price history and price alert
Check out price history chart (for all/most countries) for Tronxy 1.75mm ABS Filament 340m Black [Fast-23].
Price records source(s): Gearbest
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)).