Acros ZS56 1 1/8" Upper Headset Assembly

Acros' semi-integrated headset (ZS) combines robust stainless steel angular contact bearings with well-designed seals. The result: long-lasting performance, minimal maintenance, and more relaxed time on the bike

Replacement upper headset bearing/cup
Equipped with angular contact ball bearings
Well-sealed to keep out contaminants
Compression ring with with seal for a 1 1/8" steering tube
Includes top cap, star nut, and adjustment screw
Model: Upper Bearing/Cup
S.H.I.S.: ZS56/28.6
Upper/Lower: Upper
Stack: 8mm
Weight: 56g.
Color: Black

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.