Chris King ThreadFit 30 Bottom Bracket Silver 68-73mm

The Chris King ThreadFit 30 Bottom Bracket is silky smooth and long-lasting thanks to the legendary, angular-contact bearings, both steel and ceramic, the best in the industry. They actually get faster over time as their contact surfaces wear, because their built to ultra-tight aerospace tolerances, using machined, Delrin-spindle sleeves to create a perfect, and precise fit between cranks and frame. That’s where the low drag and butter smooth feel come from.ThreadFit™ 30 fits 30mm spindle cranks in 68mm BB shells and SRAM DUB cranks.You want this bottom bracket because it offers super low drag. You want this bottom bracket, because it can be opened, cleaned and repacked for years of faithful service. You want this bottom bracket, because you don’t want to think an awful lot about your bottom bracket.The Threadfit™ 30 bottom brackets come in an array of beautifully anodized colors and each one includes a Fit Kitthat allows it to be used with a wide selection of road and mountain bike cranks.Chris King ThreadFit 30 Bottom Bracket FeaturesEngineered, manufactured and assembled in Portland, Oregon USALegendary made-in-house bearingsAvailable in 10 beautifully anodized colorsA Fit Kit is required for use and includedinthe purchase priceCeramic bearing upgrade availableUses Chris King bottom bracket cup tool for installation