We started making headsets in 1976 and have been refining them ever since. Our DropSet™ 4 is built to be precise and dependable and sets the standard for quality integrated headset function delivering precision performance that is built on the same pedigree of Chris King headsets from the past 40 years. 

• Engineered, manufactured and assembled in Portland, Oregon USA
• Legendary made-in-house bearings
• Patented GripLock® retention design for dependable headset adjustment (US Patent 8662517) 
• 42mm 45x45 upper and lower bearing
• Compatible with our included baseplate and 45 degree integrated crown races