(Qty-2) Cane Creek ZN40 Series 41mm 1-1/8" Headset Bearing 36° x 45° Zinc Plated
The new material is much more corrosion-resistant, which vastly increases the longevity of the 40 series headsets. Includes (2) 41mm sealed bearing for 1-1/8" steerer. 41mm od x 30.3 id x 6.5mm thick.