Reamings

Some comical takedowns of marketing claims. These have often resulted in the channel being on the receiving end of legal action and various threats.

TREK Checkpoint Bottom Bracket Fix: Paul Green Vlogs
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TREK Checkpoint Bottom Bracket Fix: Paul Green Vlogs

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.

Madison Genesis Titanium Threaded Bike Gets Reamed
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Madison Genesis Titanium Threaded Bike Gets Reamed

A cyclist sent in this Madison Genesis Le Croix titanium bike frame in for a bottom bracket fix. This bike had been through bottom brackets at an alarming rate and the non drive side was visibly damaged. Some further checks were carried out and some issues around stress relief were highlighted. Eventually fixed.

Shimano Crankset Failures: An Engineering Analysis
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Shimano Crankset Failures: An Engineering Analysis

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…

High End Bike Shop trashes a Parlee Z5 frame by using Epoxy to fix a creaky bottom bracket
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High End Bike Shop trashes a Parlee Z5 frame by using Epoxy to fix a creaky bottom bracket

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…

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