Description:

Aluminum alloy shell, stainless steel bearing, ultra-light, high strength, waterproof, rust protection and durable

Ceramic bearing reduces abrasion, vibration and makes maintain easier

Featuring super-accurate bearings for smooth operation and improved durability

Fast and easy installation without the need for adjustment

Suitable for most 68mm wide screw threaed bottom bracket folding bikes, mountain/road bikes and etc.

Specification:

Material: Alloy, Ceramics

Bearing: Sealed Bearing

Size: 103x68mm/4x2.67 inch

Package Includes:

1 Piece Bike Bottom Bracket

2 Pieces Screws