Threadless headset.

• Forged chromoly lower 12mm deep cup.  
• 6061-T6 upper cup.  
• Super oversized ¼" lower ball bearings.  
• Chromoly crown race.  
• Gyro compatible. 
• Aluminium top cap.  
• Stack height: 16.4 +13.6mm =30mm.
• Fits 1 1/8" steerer.
• Weight: 180g.
• Colour: BLACK.

Replacement upper bearing use part no. 160-6120, lower bearing part no.160-6725, crown race use part no. crowner-no7.