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!
T47 is examined in engineering detail. Some of the quirks associated with the standard, the weights and the frame geometry limitations are discussed. Trek, Felt and Factor variations of T47 dimensional standars are covered.
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.
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.
Introduction I have had a number of cyclists contact me with issues around NTN and SKF bearings being fitted at bike shops and failing within a fairly short period of time. A number of these cyclists have sent me the bearings back to look at and I have found a large number of bearings to…
This Teardown covers the Engineering behind the ROTOR 2InPower 30mm Crankset. It focuses on the materials, manufacturing, tolerances,, bearing preload system and system stiffness.
One of my viewers sent in a set of Look Keo Blade pedals for a Hambini style teardown. Thanks to Paul of Shimano reaming fame for these. Pedals might often be overlooked in the grand scheme of cycling components, but for dedicated cyclists, their importance is undeniable. The Look Keo Blade pedals have earned a…
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