Originally Posted by LesterOfPuppets

35° stems are fairly common and a couple of 45° stems are out there. You just need to figure out how high and back you want your bars. There is a good chance your steering is going to get squirrely if you go way short and tall. With hardly any weight on the front and a short tiller the handling may not be optimum.

Because of the way stems are measured, a 100mm 35° stem has WAY less reach than a 100mm 10° stem, here's a chart to help visualize: