There is Tange Seiki in the head parts world.
Isn't there anyone who has never used Tange Seiki head parts?
Made of durable chromoly, it is an NJS certified product that is not certified except for products that have cleared strict conditions even from the world's perspective.
Compatible with classical threaded forks.
JIS standard and ITA standard exist depending on the inner diameter of the head tube, so please check before purchasing.
|Lock nut||SS41||Steel||8.5mm||8 flats 32mm width, 5mm Threading|
|Washer with key||SPCC||Steel||2.0mm|
|Adjust cup||SCM415||Cr-Mo||14.4mm||8 flats 32mm width, 6.4mm Threading|
|Upper bowl||SCM415||Cr-Mo||17.2mm||Insertion 30.0 +0.1 -0, / 30.2 +0.1 -0 / 10mm depth|
|Lower bowl||SCM415||Cr-Mo||20.0mm||Insertion 30.0 +0.1 -0, / 30.2 +0.1 -0 / 10mm depth|
|Crown race||SCM415||Cr-Mo||7.5mm||Insertion 27.0 +0 -0.1 / 26.4mm +0 -0.1|
|Retainer bearing||Cr-Mo Balls||#300||5/32 "x20 Balls|