Aigend Bicycle Bottom Bracket Bearing,Mountain Bike Chain Wheel Bottom Bracket Integrative Crankset Bearings Hollow Thread Type Bottom Bracket for Frame Five-Way Black

• 【Lightweight and Durable】The mountain bike sprocket is made of high-quality aluminum alloy material, which is strong and durable. It is made of fine processing and is lightweight and durable.
• 【Waterproof and Dustproof】The bottom bracket thread has an independent rubber washer and a built-in spring, which is waterproof and dustproof, super waterproof and extends durability.
• 【Easy Installation】The threaded integrated crank bearing rotates smoothly and is easy to install and operate, making pedaling more labor-saving. Provides more force transfer from the pedal.
• 【Smooth Rotation】The threads of the bicycle bottom bracket bearing are clear and accurate and not easy to loosen. The hollow thread style bottom bracket accepts 1.37 threads with an inner diameter of 24 mm (0.9 in).
• 【Small Size and Light Weight】Bicycle crank bearings are small in size and light in weight, easy to carry and store, and convenient to use. The bearings are accurate and not loose, ensuring that the center of the circle is consistent when turning.

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 Integrative crankset, 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: 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.