Hambini Bottom Bracket installed in a Cervelo frame
A Hambini bottom bracket user from Canada sent this link to their mechanic installing a Hambini BB into a Cervelo bike frame. The music and install are quite therapeutic!
A Hambini bottom bracket user from Canada sent this link to their mechanic installing a Hambini BB into a Cervelo bike frame. The music and install are quite therapeutic!
9Velo is a relatively new company, but the individuals behind it have been in the carbon fibre wheel industry for a considerable length of time. These gravel wheels have some of the highest levels of manufacturing quality that I have ever seen. The hubs are probably the best ones you can buy; they make DT Swiss units look like rough copies in comparison.
When a £3,000 carbon bike goes wrong, you would expect the manufacturer to stand behind it. That was not the case here. This Canyon Ultimate CF SLX arrived after Canyon refused a warranty claim. The owner had gone through several bottom brackets in just a couple of years and on the last replacement spotted a…
Paul Green of Paul Green Vlogs got in touch about some problems he’d been having on his Trek Checkpoint bike. He had gone through bottom brackets at quite an alarming rate. Almost four bottom brackets from different manufacturers had become unserviceable in a relatively short time. The failed bottom brackets consisted of a few Shimano OE units and most recently a Thread Together type BB from Wheels Manufacturing. The bottom bracket type was BB86 and the frame was made of aluminum.
Bicycle wheel balancing is a topic that is often discussed but has not ever been dissected in detail. A lot of professionals balance their wheels and this has filtered down to the amateur ranks wishing to eek out the maximum amount of performance. This post will look at the engineering behind the balancing of bicycle wheels.
PF30A Cannondale Bottom Bracket designed and built by an individual who had a slightly oval bottom bracket aperture. This design also necks the center section to allow for more clearance for cables.
If you are about to buy a Cervelo bike, watch this video. It shows the appalling tolerances the bike frames are made to. The bottom bracket pressfit specification is so bad, neither NTN or SKF will warranty their bearings in it. This particular frame had misalignment between the two halves of the frame body.
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