OTOTEC 2pcs Bike Headset Bearing Lower 36 x 45 MTB ACB Replacement Part MR127 Compatible with FSA Orbit No.57 TH 073 Sealed Bearings Accessory

Replacing OEM numbers: ACB518K, MR110, MR127, TH-073E MR110, ACB518K, TK518B, which is a direct replacement for the old or broken one. These lower 36° x 45° MTB ACB headset bearings are designed as a replacement for MR127, compatible with FSA Orbit No.57 and TH-073 headsets, offering high performance for both mountain and road bikes.(Note: Each bottom headset bearing Need to used with an upper bearing which is PO3K, TH873E, MR122) Inner diameter 40mm, outer diameter 51.8mm, height 8mm, the sealed design of these bearings provides excellent protection against dirt, dust, and moisture, ensuring a long-lasting and smooth ride experience. These headset bearings are easy to install, making maintenance and replacement straightforward, ideal for cyclists looking to keep their bikes in peak condition. Product include a total of 2pcs bottom headset bearing, which can completely meet your daily use needs and replacement.