Used Praxis Shimano Bottom Bracket - T47 E.B. - 68/73mm, Steel
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PRODUCTSHIMANO T47 E.B. BB
For installing a Shimano™ Hollowtech II crank into a T47 External Bearing threaded frame.
See photos and Manual!BUY THIS IF : You are installing a Shimano™ Hollowtech II Road crank into a 68mm or 73mm width T47 E.B. road frame.MEASUREMENTROAD - 68mm Width -Threaded
MTN - 73mm Width -Threaded
Helpful frame shell guide hereBEARINGSCartridge Steel or Ceramic | Enduro 2437
These are specifically made for use with Shimano Hollowtech II crank spindles.
Ceramic version is Grade 5 / ABEC 5 rating
24mm Drive and a 24mm NonDrive Bearing
TOOLUse any standard outboard cup BB tool with 16 external notches and a 44mm ID.
Reference photo.
MFGForged & machined heat-treated alloy cupsINTRUCTIONSMANUAL HEREAVG. WEIGHT104gNOTEMade precisely to Shimano bearing stance spec.
