Acros ZS66/40 1.5" Lower 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 lower headset bearing/cup
Equipped with angular contact ball bearings
Well-sealed to keep out contaminants
Crown race for 1.5" / 39.8mm
Includes lower cup, sealed bearing, and crown race
Model: Lower Bearing/Cup
S.H.I.S.: ZS66/40
Upper/Lower: Lower
Stack: 3.6mm
Press-fit Depth: 10mm
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.