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Compatible BB Tool
4X and 29X :44mm, 16-notch
24i/29i/30i/30X : same as BB386, 49.5mm16-notch.
''X ''type for 68/73mm , ''I'' type for 86/92mm
Meaning:
Bicycle Frame:
For T47 standard 68mm/73mm/86mm/92mm
φ46mm Frame Shell
-29 For 28.99mm DUB crankset
Such as NX DUB/X01 DUB/GX DUB etc.
-30 For 30mm Crank
Such as SI BB30 crank / 3D+ BB30 crank etc.
-24 for 24mm Common Crank
such as M8000/M7000/M8100 etc.
ZTTO T47 Series Thread Bottom Brackets
Color: Black
Fit for Road bike/MTB
Material: AL7075 aluminum +PE hose
Process:CNC Precision Machining
Weight :about 100g