Bicycle Bottom Bracket- Mountain Bike Chain Wheel Bottom Brackets Thread Integrative Crankset Bearings -Blue-

NOTE:  The middle tube color of this product will be sent randomly in transparent or black. Features: This product adopts special technology, good quality with a long life span. Separate rubber gasket, spring inside, prevent water and dust, super waterproof. Smooth rotation, easy installation and operation. Applicable for Shimano Integrative Crankset, for Prowwheel, for FSA Integrative Crankset, for Sunrace, and for SRAM Hollow Crankset etc. If Only the diameter of the cylinder in hollow crankset is about 24mm. Qualified aluminum alloy material, solid and durable. Great accessory for cycling enthusiasts. Specifications: Material: Aluminum Alloy & PP Color: Black, Blue, Red, Gold (optional) Applicable for Shimano & for SRAM ( Should Add Gasket Ring) Suitable for Bottom Bracket Shell is 68-73mm/2.6-2.8'' High Precision Sealing Bearing Inside Applicable for Shimano Integrative Crankset, for Prowwheel, for FSA Integrative Crankset, for Sunrace, and for SRAM Hollow Crankset etc. If Only the diameter of the cylinder in hollow crankset is about 24mm. Package Weight: Approx. 130g Packing List: 1 x Thread Crankset Bearing