The Blackbearing D10 40x51.9x7mm 45/45° Headset Bearing is designed to enhance your cycling experience by delivering smooth, stable steering. As a premium replacement, it ensures precise handling and durability for every ride.

Tailored for 1"-1/2 Fork Steerers: With dimensions of 40 x 51.9 x 7mm and a 45/45° angle, the D10 is specifically crafted for 1"-1/2 fork steerers. Its compatibility with leading brands like FSA, Stronglight, Cane Creek, Acros, and Ritchey makes it an ideal fit for a variety of bicycles.

Robust Chrome Steel Construction: Built with SAE52100 Chrome Steel balls and rings, the D10 offers exceptional strength and resistance to wear. This durable construction ensures reliable performance, even in demanding cycling conditions, providing long-lasting peace of mind.

Angular Contact Bearings for Superior Control: The advanced angular contact design of the D10 allows it to efficiently handle radial and axial loads, delivering balanced and responsive steering. This design enhances control and stability, ideal for technical trails and sharp turns.

Pre-lubricated with premium-quality grease, the Blackbearing D10 minimizes friction, ensuring effortless steering and extending the bearing’s lifespan.

Features

• Tailored Fit: Designed for 1"-1/2 fork steerers with 40 x 51.9 x 7mm dimensions, compatible with brands like FSA, Stronglight, Cane Creek, Acros, and Ritchey.
• Durable Chrome Steel: SAE52100 Chrome Steel ensures exceptional strength and wear resistance.
• Enhanced Control: Angular contact bearings efficiently handle radial and axial loads for balanced and stable steering.
• Effortless Performance: Premium grease reduces friction, ensuring smooth and responsive operation.

Specifications

• Bearing Type: Cartridge
• Dimensions: 40 x 51.9 x 7 mm
• Material: Chrome Steel
• Inner Diameter: 40 mm
• Outer Diameter: 51.9 mm
• Thickness: 7 mm
• Chamfer: 45/45°
• For: 1"-1/2 Fork Steerer