Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Womier K87 Mechanical Type-C Gateron Keyboard [EU] (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood.
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): bgshOOp10, bGhOnEy10, BgoFErTaSchInA10, BgcLuBofErtA10, BGK87, BGCNCDK87, BGAFF10OFF, BGCNLPK87, BGUKLPK87, BGCuponation10, 13f142, BGHONEY2110, BANGGOODSD, BGRiccardo, BGraton, Cityads2213, BG58a038, BGc0ac93, BG0866e1, Cuponation9, BGKBandmos12, BGff5312, BG6fa955, BG3dd49f, BG38d561, BGcf924d, BG77179b, BGCAPITALOS8, BGCOUPERT8, BG8FORMULAMX
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Womier K87 Mechanical Type-C Gateron Keyboard [EU] (-3 USD)
Price history and price alert
Check out price history chart (for all/most countries) for Womier K87 Mechanical Type-C Gateron Keyboard.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).