Bicycle Headset 30.15x40x6.5/ 40x51x6.5mm Stainless Steel

Lower: 40x51x6.5mm - 36/36°. Size: About 30.15x40x6.5mm/ 40x51x6.5mm. Bicycle Headset Bearings for Trek Madone Domane Emonda. 2 x Bicycle Headset Bearings. Material: Stainless steel. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.