The Blackbearing B12 30.15x41.5x6.5mm 36°/36 Headset Bearing is a high-performance replacement designed to elevate your bike’s steering control. Made specifically for cycling, it seamlessly replaces original bearings, ensuring that your ride remains smooth and responsive.

Exact Specifications for a Perfect Match: This bearing features precise dimensions of 30.15x41.5x6.5 mm with a chamfer angle of 36°/36, making it an ideal fit for your bike’s headset. This exact sizing allows the B12 to integrate perfectly, maintaining the original feel and performance of your bike’s steering system.

Durable Chrome Steel Construction: Built with SAE52100 Chrome Steel for both its balls and rings, the Blackbearing B12 is engineered to endure the demands of frequent cycling. This premium material is known for its durability and resistance to wear, allowing the bearing to perform consistently over time.

Premium Grease for Long-Lasting Performance: To keep everything running smoothly, the B12 is lubricated with premium-quality grease that reduces friction and prolongs the bearing’s lifespan. This high-grade grease ensures consistent performance, reducing wear and tear on the headset and enhancing your bike’s responsiveness.

The B12 is designed with angular contact bearings, which are tailored for optimal steering control. This specific design allows the bearing to handle radial and axial loads effectively, enhancing stability while you ride.

Specifications

• Bearing Type: Cartridge
• Dimensions: 30.15 x 41.5 x 6.5 mm
• Material: Chrome Steel
• Inner Diameter: 30.15 mm
• Outer Diameter: 41.5 mm
• Thickness: 6.5 mm
• Chamfer: 36°/36
• For: 1"-1/8 Fork Steerer