Pressfit vs Threaded Bottom Brackets

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.
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.
The British company Dolan (based near Ormskirk in Lancashire, England) have been famous for supplying bikes to many household names over the years and specifically in the field of track cycling. In the late nineties, they started to import frames from the far east. A Dolan DR1 bike frame was initially brought in to Mapdec…
The aerodynamic performance of wheels often grabs the headlines and the marketing budget but the reality is the hubs and the bearings within them will have more of a performance differential for the average cyclist. As an example, the power differential between wheels of an equivalent depth at speeds of less than 35km/h will only…
A couple of custom bottom bracket shells were designed and made for an individual in New Zealand. The customer was a carbon bike frame and repair centre on the outskirts of Auckland. The first was a replacement BB shell for a Colnago frame. This frame had damage to the existing carbon shell to the point…
This Teardown covers the Engineering behind the ROTOR 2InPower 30mm Crankset. It focuses on the materials, manufacturing, tolerances,, bearing preload system and system stiffness.
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…
The cycling market is taking a hammering at the moment with a drop in demand, a massive drop in sales and general discontent. I thought it would be a great time for me to expand! More on this will be coming soon! I’ve started making some BSA bottom brackets (30mm and SRAM DUB/AXS) in Titanium….
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