Bottom Brackets

Bottom Bracket / Racing Bike / BB30

Description: Thread design strengthens locking and brings high stability. Sealed bearing design helps prevent dust and water from entering to extend service life. Washers design helps you adjust the center line distance of the chain of the crank disc. Integrated and hollow design makes it lightweight and labor saving for easy pedaling. Made of high quality aluminium alloy and nylon material, it is durable. The length of the product is 9.2cm-9.7cm, the width is 4.4cm, and the applicable shell width is 6.8cm-7.3cm. It is suitable for mountain bikes. It is suitable for BC1.37-24T crankset. Item Name: Bottom Bracket Material: Nylon,Aluminum Alloy Features: Wear-resistant, Lightweight, High