Black bearing bearing headset 35 × 47 × 8 mm 45° / 45° mm HB-C4

BLACKBEARING C4 headset bearing – 35 × 47 × 8 mm (45°/45°)

The BLACKBEARING C4 is a high-quality sealed cartridge headset bearing designed for bicycle applications. Precision manufacturing, low friction, and durable sealing ensure smooth steering performance and long service life in demanding riding conditions.

Key features

• High-quality BLACKBEARING headset bearing
• Sealed cartridge bearing design
• 45°/45° angular contact configuration
• Low rolling resistance
• High protection against dust, mud, and moisture
• Chrome steel races and balls
• Precision-ground contact surfaces for smooth operation
• Durable grease for extended service life
• Designed for bicycle headset systems

Technical specifications

Compatibility

• Suitable for headset systems requiring a 35 × 47 × 8 mm bearing
• 45°/45° angular contact design
• Used in selected bicycle headset standards where this exact size is specified
• Always verify dimensions and contact angle before installation, as headset bearings are not universally interchangeable

In practice

• Ideal replacement for worn or damaged headset bearings
• Provides smooth and precise steering feel
• The sealed construction effectively protects against dirt and moisture
• Robust design ensures long service life
• Reliable performance across road, gravel, MTB, and e-bike use