Syncros 51.8mm Bicycle Headset Bearing - ACB - 45° x 45° - Road, MTB
Replacement Headset Bearing - 51.8mm
Compatibility Check:1. 45° x 45° ACB Bearings2. 51.8mm O.D.3. 40mm I.D4. 8mm HeightWeight: Approx 30gBlack Colour, Red SealBrand New, High Quality Replacement PartSingle Bearing Only