https://www.alibaba.com/product-detail/20-inch-aluminum-alloy-frame-2_60771327865.html
If they're saying I can have 5 of the 1000w bike under $1k each plus shipping which might push the whole thing a bit over $5k, hmmmmm. I sell the others and it makes mine free.
The eRanger knockoff, https://losangeles.craigslist.org/lgb/bik/d/electric-bike-super-ebike-73/6734860762.html
Oh, a 350w possibility. https://electrek.co/2018/05/30/lithium-cycles-unveils-new-super-73z/