Originally Posted by
jdawginsc
I think it might be a Kharkarov/XB3 Arrow...? Seller wasn't sure, but it is a show piece for me. I love soviet stuff...
Russian speaking Community calls them arrow stems. They are XB3/HVZ and can be found on early Meteors/ Sprints or anything special order from around 60-70s.
Here is a early Meteor with this stem, rider is famous Estonian Aavo Pikkuus.