Demeras Bike Bottom Bracket Aluminum Alloy Mountain Bike Chain Wheel Thread Integrative Crankset Bearings for Bottom Bracket Shell is 68-73mm-Gold-

This product adopts special technology, good quality and long life. Using high-quality aluminum alloy material, it is strong and durable, fine processing, light and durable. The internal spring ensures waterproof and dustproof. High precision sealed bearings. It is an ideal accessory for bicycle lovers.Therefore, this is a good choice for you.What are you waiting for?Bring it home if you like it!You are worth it? Features: ?LIGHT AND DURABLE?Crankset bearing This product adopts special technology, good quality and long life. Using high-quality aluminum alloy material, sturdy and durable, fine processing and refined, light and durable ?SUPER WATERPROOF?One-piece wheels use independent rubber washers and internal springs to prevent water and dust, super waterproof and extend service life. It is an ideal accessory for bicycle lovers. Specifications: Conditions: 100% Brand New and High Quality Material: Aluminum Alloy & PP Color: Black, Blue, Red, Gold (optional) Suitable for Bottom Bracket Shell is 68-73mm/2.6-2.8'' High Precision Sealing Bearing Inside Applicable: If Only the diameter of the cylinder in hollow crankset is about 24mm. Package Weight: Approx. 130g Packing List: 1 x Thread Crankset Bearing NOTE: The middle tube color of this product will be sent randomly in transparent or black.