Enhance the performance and longevity of your bike headset with this high-quality Bike Headset Bearing, crafted from premium bearing steel for exceptional durability and rust resistance. Designed with precision machining, this bearing features a smooth surface and seamless rotation, ensuring a perfect fit and reliable operation for various bike headset types. Key Features: · Premium Bearing Steel Construction: Made from sturdy, anti-rust steel material to withstand wear and extend service life. · Precision Machining: Ensures a sleek surface and smooth rotation, providing optimal compatibility with your bike headset for effortless steering. · Effective Sealing Ring: Protects against dust and water ingress, significantly enhancing the bearing’s durability and performance in different riding conditions. · Built-in Grease Slot: Pre-lubricated to prevent corrosion of the balls and maintain free, smooth rotation for consistent handling. · Versatile Replacement Accessory: Ideal for replacing worn or damaged headset bearings, compatible with most full hidden, semi-hidden, and external bearing headsets available on the market. Specifications: · Material: Bearing Steel · Color: As shown in picture · Size Options (Outer/Inner Diameter): Approx. 41/30mm, 41.8/30mm, 47/34.5mm, 49/38mm, 51/40mm, 52/41mm · Weight: Approx. 21-32g Package Includes: · 1 x Bike Headset Bearing This Bike Headset Bearing offers a reliable and efficient solution to maintain smooth steering and extend the lifespan of your bike headset. Its durable construction, effective sealing, and pre-lubrication make it an essential replacement part for cyclists seeking enhanced performance and protection.