I have just checked coupons. The lowest price I could get is 73.99 USD for Z-Axis Manual (in Banggood). You can create price alert here, copy coupons and view price history. Do you want to know what the best price is?
Latest price update (UTC time):
Banggood (73.99 USD)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. Low/high price? From what I can see this price is higher than average price (69.99 USD).
Link: Banggood product page
Price: 73.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGWT15, BG0b242f, BGWDT15, BG20236Tool, BG76cfa1
(you can check these old coupons out, but these probably won’t work)
Aliexpress
Click here… to search for GANWEI Z-Axis Manual Lift Platform 55mm-122mm on Aliexpress
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for GANWEI Z-Axis Manual Lift Platform 55mm-122mm? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).