Park Tool BBT-35 Bottom Bracket Tool, click to enlarge

Park Tool BBT-35 Bottom Bracket Tool, click to enlarge

Park Tool BBT-35 Bottom Bracket Tool installed on torque wrench next to a 36-notch Praxis® M35 bottom bracket, click to enlarge

Park Tool BBT-35 Bottom Bracket Tool installed on torque wrench next to 12-notch Praxis® M30 bottom bracket, click to enlarge

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Item # BBT-35

(discontinued) / Tools / Crank & Bottom Bracket

Bottom Bracket Tool — 12-notch 48mm OD / 36-notch 51.7mm OD

The BBT-35 has been discontinued and replaced by the BBT-35-12 and BBT-35-36.

Precision CNC machined dual-sided aluminum tool for the installation and removal of 12- and 36-notch external bearing bottom brackets. Anodized for easy identification and featuring a ratchet/torque wrench compatible 3/8" drive.

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BBT-35 Features

Fits Praxis® M30 and M35

M30: 12-notch 48mm OD cup
M35: 36-notch 51.7mm OD cup

Product Fitment

Below is a filterable table of bottom bracket models the BBT-35 is compatible with. For a full list of tool compatibility, see our Bottom Bracket Tool Finder.


Box® Components	Thread-Together	Two™ Oversized M35
Praxis Works®	Threaded & Thread-Together	M30
Praxis Works®	Threaded & Thread-Together	M35

BBT-35 Double-Sided Bottom Bracket Tool

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