Introduction Shimano have had some issues with their high end cranksets in recent times. It seems as though the Ultegra and Dura Ace cranksets are the primary units affected. There have been many reports of the cranksets fracturing in half. Some of these have been under modest load on turbo trainers whilst others have been…
The FUJI Bikes Transonic ONE.1 came in for an engineering roast. This wasn’t the worst that has ever come into Hambini HQ.
In the interests of engineering and working out whether the mainstream brands were using the same factories as the OE brands. A few bike frames were chopped up and analyzed. Unsurprisingly the OE brand wasn’t that much different tot the premium brand.
A Hambini viewer recently enquired about a bottom bracket for his Cannondale TopStone Gravel bike. This bike uses a BB30A83 bottom bracket. A design which is highly unusual, extremely rare and unique to Cannondale. From the frame centerline, the driveside and non drive side apertures have an asymmetrical offset – hence the “A” in BB30A83….
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.
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…
Farsports are a chinese company that has been in the wheelset business for a number of years. Their products have been widely used amongst budget conscious riders wishing to get the best bang for their buck by buying directly from the far east.
StylishRiding, a viewer of the Hambini Channel videoed their installation of a Hambini BB30A to Shimano bottom bracket and uploaded it. You can view it below
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