Sugino stem

General eBay finds
1

This is nice!

VINTAGE SUGINO QUILL STEM 120mm, 25.4 mm Diameter, XINT COND | eBay

2

never seen one of those before.

3

Also this one and I know/recommend the seller :wink:

NOS very rare SUGINO 75 STEM hidden clamp Nitto track/pista/corsa | eBay