Upgrade and repair your bicycle headset with the 52mm ZH411 Bicycle Headset Repair Bearing. Crafted from durable steel, this bearing is suitable for mountain, road, and various other types of bikes.

Main Features:

• Laser Engraved Parameters: The bearing comes with laser engraved parameters for easy identification and installation.
• Chamfer Design: Its inner and outer 45 degree chamfer design ensures flexibility and smooth rotation, enhancing overall performance.
• Anti-Rust and Abrasion Resistance: Built to withstand tough conditions, this bearing is resistant to rust and abrasion, ensuring longevity.
• Wide Applicability: Suitable for repairing common full-concealed, press-in semi-concealed, and external bearing bowl sets, making it a versatile choice for bike enthusiasts.

Specifications:

• Size: Available in 41/41.8/47/49/52mm, catering to various bicycle models.
• Weight: Approximately 25g for 41mm, 26g for 41.8mm, 33g for 47/49mm, and 35g for 52mm, ensuring lightweight installation.