BLACKBEARING Headset bearing -D5 - 40 x 52 x 6.5 mm 36/45° socket handle second domestically only to NSK

second domestically only to NSK Ltd

Durable Construction: Built from high-quality materials for long-term reliability under road

Elegant Suede Finish: Adds a sleek

4 watts of drag—a 75% reduction compared to conventional bottom brackets

Quick and secure strap-based attachment system

BLACKBEARING Headset bearing -D5 - 40 x 52 x 6.5 mm 36/45° socket handle second domestically only to NSKFeatures Tailored Fit: Designed for 1" 1 2 fork steerers with 40 x 52 x 6. 5 mm dimensions and 36 45 angular configuration, ensuring optimal alignment. Durable Chrome Steel: SAE52100 Chrome Steel construction provides strength and wear resistance for long lasting performance. Enhanced Control: Angular contact design ensures smooth and stable steering across varied terrains. Effortless Operation: Premium grease minimizes friction, delivering consistent