Chris King 1" No Thread Set Headset No Threads Chris King designed the first sealed-bearing headset in 1976. Thirty-four years later, the King headset remains a benchmark for quality. No other bicycle component can claim the precision, performance, and absolute reliability of a Chris King headset. At Chris King Precision Components, they manufacture each headset in their own facility to exacting standards, using quality-at-the-source methods to minimize waste. Even the sealed, cartridge-style bearings are made in-house and are hand-checked. Whether you are on the road or in the dirt, Chris King's classic No Thread Set is an iconic addition to your bike. The No Thread Set has seen glory underneath world cup XC racers, and gravity riders, and has even ridden into Paris under the Yellow Jersey. Features:Fits 1" threadless steerer tubes Includes aluminum cups, bearing cap, and stem cap Legendary bearings are sealed away against the weather Stainless steel baseplate and Chris King custom star nut with bolt Made in Portland, Oregon to the highest of standards A lifetime warranty has your back109g weight is responsibly light For help with installation and troubleshooting, Chris King has lots of info available here | Chris King | 1" Nothreadset Headset Matte Jade