Bottom Bracket 73mm Mtb Square Cone Bottom Bracket Waterproof Sealed Ball Bearing Bb For Bicycle (68x127mm)

[Multiple Sizes Available] This bottom bracket is available in five different sizes (68 x 103, 68 x 107, 68 x 113, 68 x 118 and 68 x 127mm), a perfect fit for different bikes for configurations and improving overall performance [Construction] Made of chrome steel axle and aluminum alloy, this bottom bracket is built to withstand heavy use while providing reliable performance [Sealed Bearing Design] The sealed bearing design effectively minimizes dirt and moisture penetration, resulting in superior lubrication for a smooth ride [Compatible with Many Cranksets] With a BC size of 137 x 24T, this bottom bracket is compatible with a variety of cranksets, making installation easy for bike enthusiasts [Size Reminder] Please refer to your own size chart instead of the Amazon size chart to get the right fit