Firm Feel makes a nice tubular UCA that increases caster and can be bought loaded (poly or rubber bushings, ball joint) or unloaded. It is alos what I would consider street friendly. IMO, anything with heim joints isn't a good choice for the street in a suspension item.

They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.