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ACROS AZ-55 Headset Bottom Unit ZS-55/40 black
Offset: 10 mm
R3 Seals (metal-supported rubber seal)
headset type bottom: Zero Stack (ZS)
Press-Diameter Lower Cup (mm): 55
Fork Tube Diameter
1 1/8 " (28.6 mm / 30 mm), 1 1/2 "(38.1 mm / 40 mm)
Aluminium 2000 series
Angular contact ball bearings, double sealed
Scope of Delivery
Delivery: 1x Acros AZ-55 lower part
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