Estink Mountain Road Aluminum Alloy Bottom Bracket with Lubrication Sealing for 68-73mm BB (Black)

Description

• High Metal Strength: Light yet strong aluminum alloy material provides durability while maintaining lightness and strength.
• Direct Power : Aluminum alloy shaft bushing enhances crank power delivery without energy loss or damage.
• Smooth Lubrication: Dual-side sliding design minimizes resistance, ensuring high lubrication efficiency for smooth rotation.
• Effective ness: The separable rubber gasket ensures a gapless movement, preventing dust and from damaging the bearing.
• Strong Sealing: Enhanced end cover improves drainage sealing performance while maintaining a high-end appearance.

[Smooth Lubrication] Dual-side sliding design minimizes resistance, ensuring high lubrication efficiency for smooth rotation.
[Effective Waterproofness] The separable rubber gasket ensures a gapless movement, preventing dust and from damaging the bearing.
[High Metal Strength] Light yet strong aluminum alloy material provides durability while maintaining lightness and strength.
[Direct Power ] Aluminum alloy shaft bushing enhances crank power delivery without energy loss or damage.
[Strong Sealing] Enhanced end cover improves drainage sealing performance while maintaining a high-end appearance.

Spec:

Item Type: BC Bottom Bracket
Material: Aluminum Alloy + Nylon
Product Size:
Length: Approx. 90mm / 3.5in
Outer Diameter: Approx. 44mm / 1.7in
Inner Diameter: Approx. 24mm / 0.9in
Thread Pitch: Approx. 35mm / 1.4in
Wheelbase: Used for 68-73mm / 2.7-2.9in Threaded Bottom Bracket
Features: Suitable for Use with Bottom Bracket Width of 68-73mm / 2.7-2.9in, Bearing Hollow Shaft, Sealed Bearing, CNC Turning, Anodized.
Suitable : Mountain / Road / Fixed Gear / Folding Bike

Package List:
1 x Hollow Bottom Bracket Kit
1 x Bottom Bracket Kit
3 x Washer

Note:
Please confirm the bottom bracket and thread specifications before buying.

Shipping and Returns

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