Alternative ebay route.
Carb with cable and "rebuild kit"
https://www.ebay.com/itm/26342240991...&ul_noapp=true
Throttle assembly.
https://www.ebay.com/itm/7-8-22mm-Qu...MAAOSwGtRXxXZ5
Those combined are about 48 bucks.
Fancier all aluminum throttle assembly if you are feeling a bit more spendy.
https://www.ebay.com/itm/7-8-22mm-Qu...MAAOSwGtRXxXZ5
The throttles are from US sources with "fast n free" shipping. You can get them from a Chinese source for a few bucks less if you don't mind waiting.