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A silver Praxis M30 BB86 BB90 BB92 Bottom Bracket with blue seals.
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Praxis Bottom Brackets

Praxis M30 BB86/BB90/BB92 Bottom Bracket

Niel Ubod April 28, 2026
5.00 out of 5 based on 1 customer rating
(1 customer review)

Price range: $48.00 through $160.00

BB86/BB90/BB92 bottom bracket for Praxis M30 (30 mm/28 mm) spindles

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Praxis M30 BB86/BB90/BB92 Bottom Bracket

The Praxis M30 BB86/BB90/BB92 Bottom Bracket is designed for Praxis M30 spindles. The M30 spindle has a tapered 30 mm drive side and 28 mm non-drive side diameter. This bottom bracket is designed for road, mountain, gravel and downhill frames that have a 41 mm diameter bottom bracket shell.

 

Praxis Bottom Bracket Comparison

ModelPriceBearingsShellCranksetsWeight
Praxis M30 BSA Threaded Bottom BracketSteel: $45 | Ceramic: $160Steel | CeramicFits BSA (English) threaded 68/73 mm shellsFits Praxis M30 (30 mm/28 mm) cranksets100 grams
Praxis M30 T47 Inboard Bottom BracketSteel: $45 | Ceramic: $160Steel | CeramicFits T47 road framesFits Praxis M30 (30 mm/28 mm) cranksets100 grams
Praxis Shimano T47 Inboard Bottom BracketSteel: $45 | Ceramic: $160Steel | CeramicFits T47 road framesFits Shimano Hollowtech II cranksets104 grams
Praxis M30 BB86/BB90/BB92 Bottom BracketSteel: $45 | Ceramic: $160Steel | CeramicFits PF 41 mm bottom bracket shellsFits Praxis M30 (30 mm/28 mm) cranksets65 grams
Praxis M30 386EVO Bottom BracketSteel: $45 | Ceramic: $160Steel | CeramicFits 386EVO framesFits Praxis M30 (30 mm/28 mm) cranksets104 grams
Praxis 24MM T47 External Bottom BracketSteel: $45 | Ceramic: $160Steel | CeramicFits T47 road framesFits Shimano Hollowtech II cranksets104 grams
Praxis M30 Road BB30/PF30 68MM Bottom BracketSteel: $75 | Ceramic: $185Steel | CeramicFits BB30 and PF30 68 mm road shellsFits Praxis M30 (30 mm/28 mm) cranksets130 grams
Praxis Shimano Road BB30/PF30 68MM Bottom BracketSteel: $75 | Ceramic: $185Steel | CeramicFits BB30 and PF30 68 mm road shellsFits Shimano Hollowtech II cranksets130 grams
Praxis M30 Thru BSA Threaded Bottom Bracket$45SteelFits BSA (English) threaded 68/73 mm shellsFits 30 mm spindles100 grams
Praxis M30 Thru BB86/BB90/BB92 Bottom Bracket$45SteelFits PF 41 mm bottom bracket shellsFits 30 mm spindles65 grams
Praxis M30 Thru T47 Inboard Bottom Bracket$45SteelFits T47 road framesFits 30 mm spindles100 grams
Praxis M30 Thru Road BB30/PF30 68MM Bottom Bracket$75SteelFits BB30 and PF30 68 mm road shellsFits 30 mm spindles130 grams

Compatibility

  • Shell: Compatible with press fit bottom bracket shells that measure 41 mm in diameter
  • Crankset: Fits Praxis M30 cranks

Specs

  • Shell Diameter: 41 mm
  • Shell Type: BB86/BB90/BB92
  • Threading: PressFit
  • Spindle Size: M30
  • Weight: 65 grams
1 review for Praxis M30 BB86/BB90/BB92 Bottom Bracket

  1. Jeanie McClellen (verified owner) –

    Used this bottom bracket to update my 2018 Fuji road bike from bb86 to M30. Bought w the Praxis m30 crankset. Service told me it was a straight forward install. No issues and rides great.. Love my update.

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