If you cannot find a decent usable fork for your needs, and IF the steamrollers steerer is 1" with an ID of 7/8" it can be cut and threaded to suit your needs. If nobody local is able or willing to do the job, I can. Let me know by email c/o the Chain-L site below if it comes to that.
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FB
Chain-L site
An ounce of diagnosis is worth a pound of cure.
Just because I'm tired of arguing, doesn't mean you're right.
“One accurate measurement is worth a thousand expert opinions” - Adm Grace Murray Hopper - USN
WARNING, I'm from New York. Thin skinned people should maintain safe distance.