A high end bike shop in London decided it would be a good idea to fix a customer’s Parlee Z5 bike frame by using Epoxy to glue some Campagnolo bottom bracket cups in to the bike frame. What followed was a customer who was repeatedly going through bottom bracket cups – often in the space…
Fresh from YouTube is another Hambini Bottom bracket install. This time in a Yoeleo R12. This is a revision of the R11 bike Frame that The Unabiker had issues with and it highlights the problems of frame tolerances. The bottom bracket is made to much tighter tolerances than the frames they are pushed into.
Here is a video posted by The Unabiker on YouTube. In it he describes some of the problems he had with his Yoeleo frame and specifically trying to fit a Hambini Bottom Bracket into it. Yoeleo have historically had decent tolerances but it shows that nobody is immune. The check to get it fixed and…
This Scott Foil had it’s aerodynamic credentials severely burned on the Hambini barbecue. Staggeringly, the frame was the user’s second. The first was found to be out of specification. This frame was also found to be out of specification.
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 BB user sent in this video of his Specialized Tarmac SL6 with a Hambini Racing BB30 to Shimano Bottom Bracket installed. As always, an unloaded spin test is not a good indicator of loaded performance!
One of the most controversial topics in the cycling industry is with regards the topic of Ceramic bearings and whether they do or do not reduce friction dramatically in riding. This article will address some of the concerns and topics associated with this debate and quantify the numbers. Internal Bearing construction – Ceramic bearings are…
There are various camps out there on the internet that swear by threaded bottom brackets as a means to avoid creaking. This video below shows the pro’s and con’s of both.
If you are reading this you will have probably already come across the numerous posts by various individuals in Internet forums across the web. The issue of creaking bottom brackets has been blamed on the introduction of pressfit and directfit bottom bracket standards, where bearings either push directly into the bike frame or push into…
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