NOS new old stock
Shimano HP-R500LB Headset
Thread
:
1" ISO
25.4 x 24 Tpi
Crown Race Inside Diameter:
Ø
26.4 mm
Frame Cup Outside Diameter
:
Ø
30.2mm
Stack Height
:
33.5mm
Weight:
120
gr
Shimano HPR500LB headset 1" English threaded.