To many riders and mechanics, the last thing the cycling industry needs is yet another bottom bracket standard. But Chris King hopes that its new threaded T47 bottom bracket design could silence skeptics and, more importantly, bikes.
Chris King partnered with custom frame company Argonaut Cycles to develop what it hopes will be a new bottom bracket standard to replace the widely used — and often creaky — Press-Fit 30 standard. T47 bottom brackets use the same 46mm internal diameter as Press-Fit 30, but they thread into frames rather than being pressed in.
Related: BikeRadar’s complete guide to bottom brackets
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The development of a new bottom bracket
Argonaut will begin building its frames around the T47 standard
Ben Farver, owner of Argonaut Cycles, appreciates the increased surface area that the Press-Fit 30 bottom bracket shell gives over traditional BSA-threaded bottom bracket, but the interface is often sloppy and, thus, often creaky. The smaller diameter BSA treaded bottom bracket, on the other hand, severely limits crank options.
Oversized and threaded
You can read more at BikeRadar.com
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