Bike Bottom Bracket Sealed Bearing Thread Type 68-73mm Bicycle Axis For MTB Road

$14.34 $20.48

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  • Estimated Delivery:Mar 27 - Apr 03

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Description: Simplify bearing replacement, and eliminate creaking. Suitable for 5-way width 68-73mm, tooth disc center axis diameter 24mm, tooth grain BC1.37*24T. Separate rubber washer, with double-side sliding feature, will not increase resistance to the rotating bearing, high lubricity. We adopt a newly designed end cover and use groove sealing technology to greatly improve drainage and sealing. Bike Bottom Bracket makes the crank power transmission more direct, without plastic elasticity causing power loss and bearing damage, and has better rigidity.Prevent dust and moisture from entering the forest, with good water resistance. Specifications: Item name: Bike Bottom Bracket Material: Aluminum Color: Black Suitable Size: 68-73mm Note: - .

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