Check out any of the seventeen Steering Stem (model T/v/w) components enlisted.
The most reasonably priced component used on the Rm250 1999 (x) Usa (e03) Steering Stem (model T/v/w) is the Bolt,protector(6x10).
Some items from this specific schematic: Nut,steering, Bearing(30x52x16), Stem,steering, Bolt,protector(6x10).