ACB518K (MR127) Headset Bearing 40 x 51.8 x 8 – 36/45

FSA TH 073 MR127 1.5 - FSA TH 073 MR127 1.5 ACB 36 x 45

This headset bearing features dimensions of:

• Dimensions – 40 x 51.8 x 8
  
• Chamfers – 36/45 

Our 'standard' bearing offering includes a black oxide inner race for enhanced durability and corrosion resistance. This bearing is also referred to by several part numbers, including TK518B, MR127, 073E, TH-073, MR110, R438. 

There are multiple options, what do I choose?

The Elvedes premium headset bearings offer ABEC 3 precision, ensuring smoother performance and increased durability compared to the standard option listed. The bearings are made from higher-grade materials that make them ideal for riders seeking long-term reliability, while maintaining the same size specifications.