Bottom Bracket Tapping, Threading, Chasing, and Facing | Park Tool - bottom bracket facing

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Facing a bottom bracket - is it necessary on a new frame? - BikeRadar Forum bottom bracket facing


This article will discuss use of the Park Tool BTS-1 and BFS-1 to perform various machining operations on bottom bracket shells.

I'm building up a bike using a new frame as the basis. I'm undecided as to what bottom bracket and chainset to go for but one thing I have seen.

Bicycle Mechanics - Please explain why you need a bottom bracket facing tool - wow. 475 for this and this is the ebay price who knows how.