For most companies their bottom brackets are built to last a season or two then like week old bread are designed to be tossed. Chris King makes their bottom brackets to get better as the miles pile on thanks to Chris King's aerospace like tight tolerances and steel bearings built by Chris King in Portland. To minimize noise and reduce drag Chris King Bottom Brackets use a machined Delrin sleeve.
Chris King Threadfit 30 bottom brackets are based on the Threadfit 24 bottom bracket for BSA (English) threaded frames but for 30mm spindle cranks. The Threadfit 30 bottom bracket like all Chris King bottom brackets are designed to be used with a specific crank adaptor kits that are not included with the bottom bracket. Currently Chris King offers the following kits for the Threadfit 30 bottom bracket.
Conversion Kit #21 for 73mm wide cranks, commonly used with Race Face Cinch 30mm spindle cranks
The Chris KingThreadfit 30 bottom bracket comes in a wide range of colors, we tend to stock the most popular colors, if you do not see the color you are looking for listed feel free to give us a call @ 734.484.9999 to get the current lead time for that color.
Requires conversion kit to match your crank
Chris King proprietary house made bearings
Made in Portland, Oregon USA
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