NOS/NIB Shimano Genuin Parts (RSX100 / Exage) #HP-R500 Headset in white with english thread from 1989 black-anodised The nut for the braze-on

The nut for the braze-on is not original | see pictures

Very rare second Version of the Super Record brake

Shimano 105 Golden Arrow  BL-H105

Without the threaded guide | see pictures

Steuerrohr / head tube:  18

NOS/NIB Shimano Genuin Parts (RSX100 / Exage) #HP-R500 Headset in white with english thread from 1989 black-anodised The nut for the braze-onWeight Gewicht: 128 gSize Gre: 1 "Stack height Einbauhhe: 33. 5 mmThreading Gewindesteigung: 25. 4mm x 24TPI (english ISO BSA)Crown race Gabelkonus: 26. 4 mm Production period Produktionszeitraum : 1987 1999 Condition Zustand: New old Stock (NOS), new in box (NIB), see pictures Neue alte Lagerware, neu in Box (NIB), siehe Bilder Note BemerkungThis is a generel shimano non group specific headset any way it has still been used as headset within the