Thank you for coming to our shop, I hope it is to your satisfaction Item Name: Bicycle Bottom Bracket Features: Corrosion-resistant, High Strength, Thread Design Specifications: Suitable for Frame 5-way 68-73mm, for Tooth Pattern BC1.37x24T Applicable Brands: for SHIMANO, for Haomeng, for IXF, for 24mm Chainrings Size Details: Total Length: 9.65cm/3.8" (Approx.) Hole Diameter: 2.4cm/0.94" (Approx.) Specifications: It is suitable for SHIMANO/for Haomeng/for IXF and other axle for 24mm chainrings. The bottom bracket of this bicycle is threaded to enhance lateral stability; and it is beneficial to reduce noise and provide a more stable installation. An anodized finish on this bike's center shaft provides you with excellent corrosion resistance for enhanced durability; and it is made of high quality materials with high hardness. Constructed of aluminum alloy material, the bicycle bottom bracket is sturdy and durable. The total length of the bicycle bottom bracket is 96.5mm, and the hole diameter is 24mm. Kindly Remind: Due to light and display, there may be slight differences between the picture and the actual color of the product. The color is subject to the goods received. In addition, please allow slight size difference due to manual measurement. High quality, assured choice is guaranteed Package Includes: 1 x Bicycle Bottom Bracket