With dimensions of 30.5 x 41.8 x 8mm and a 45/45° angle, the B70 is a perfect replacement for bearings from top brands like FSA, Stronglight, Cane Creek, Acros, and Ritchey. Its compatibility with 1"-1/8 fork steerers makes it a versatile choice for a wide range of bicycles.

High-Performance Bearing for Precise Steering: The Blackbearing B70 30.5x41.8x8mm 45/45° Headset Bearing is crafted to enhance your cycling experience by providing smooth and precise steering control. Designed to replace original bearings, it ensures reliability and stability for performance-focused riders.

Built for Durability with Chrome Steel: Featuring SAE52100 Chrome Steel balls and rings, the B70 offers exceptional strength and wear resistance. This premium material ensures long-lasting performance, making it suitable for cyclists who demand reliable steering in challenging conditions.

Premium Grease for Long-Lasting Smoothness: Pre-lubricated with high-quality grease, the B70 minimizes friction, providing seamless steering and extending the bearing’s lifespan. This premium lubrication ensures consistent performance, keeping your bike’s handling responsive and fluid on every ride.

The B70 incorporates an advanced angular contact design that enhances stability and balance, ensuring smooth and controlled steering on varied terrains and technical trails.

Specifications

• Bearing Type: Cartridge
• Dimensions: 30.5 x 41.8 x 8 mm
• Material: Chrome Steel
• Inner Diameter: 30.5 mm
• Outer Diameter: 41.8 mm
• Thickness: 8 mm
• Chamfer: 45/45°
• For: 1"-1/8 Fork Steerer