ZTTO
ZTTO BB91 Bicycle Bottom Bracket Sealed Bearing Thread Type 68 73 BSA68 Shell 24mm Spline Axis Wrench MTB Road Bike Waterproof
ZTTO BB91 Bicycle Bottom Bracket Sealed Bearing Thread Type 68 73 BSA68 Shell 24mm Spline Axis Wrench MTB Road Bike Waterproof
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ZTTO BB91 EXTERNAL BEARING BOTTOM BRACKETS
It has alloy cups, anodized in Dark & Red. Design optimizes bearing load, minimizes drag, keep your cranks turning smoothly.
Color: Black / Red
Process: CNC Precision Machining
Material: AL7075 aluminum +PE hose
Weight: Around 97.1g
Crankset: For / ZTTO φ24/24mm
Bearing Specification: 6805
Tool: 44mm, 16-notch
Bicycle Frame:
For 68mm/73mm φ34.798mm 1.37 in x 24 TPI Frame Shell
Pay attention to the width and diameter of the frame
It comes in English threading only and will fit 68mm or 73mm bottom bracket shells (spacers included for 73mm). It's compatible with all 24mm axle cranksets.
Materials
Materials
Shipping & Returns
Shipping & Returns
Dimensions
Dimensions
Care Instructions
Care Instructions
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