The Brompton bottom bracket follows the BSA threaded standard, the common shell width on the BB is 68mm. Owning to the fold-ability design, the BB area had shifted slightly to the non driver (left hand) side. This offset allows the original square taper BB and crank set to work perfectly …
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A Brompton rider : “Hay Pete, I was riding the other day and a lorry was passing by, I heard a lot of squeaking sound and was thinking the lorry really needed to fix its brakes. But then, the sound still persist after the lorry was gone. Then I knew …
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There are times when you find your Brompton rear triangle had some paint work scratched off (like the first image below) after installing an after market crank-set. Chances are your crank were installed wrongly on your Brompton. When the Brompton rear triangle is being folded into the main frame, the …
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Petrelli journey with a Brompton