According to the camel it normally sells for $179, but today I found that the price went down to $159.99. 20% off coupon.
In fact, I had posted this projection screen on 28/02/2018, It became popular deal but expired now.
(Original deal: $125.30)
100" 4:3 w/Tripod $57.59 (10% off coupon)
84" 4:3 w/Tripod $51.29 (10% off coupon)
https://www.amazon.com/dp/B079W5M5MZ