CeramicSpeed BSA30 MTB Bottom Bracket in black. This bottom bracket features bearings with ultra - low friction, which significantly improves power transfer. Its service life is much longer than traditional steel bearings. Technical specifications include a bottom bracket shell inner diameter of 1.37, an English BB/Frame interface, and multiple BB shell width options such as 68mm, 73mm, 83mm, and 100mm. It weighs 81 grams and supports spindle interface types like 386 EVO, Rotor 3D+, and RaceFace/Easton CINCH.


Using your BSA30 MTB Bottom Bracket is easy. First, make sure your bike's bottom bracket shell matches the specifications we've provided, like the inner diameter and width. Install the bottom bracket carefully into the shell, ensuring a snug fit. When it comes to riding, you'll notice the smooth power transfer right away. As for maintenance, keep it clean. After a muddy ride, use a gentle cleaner and a soft brush to remove dirt and grime. Avoid using harsh chemicals as they can damage the coated races. Periodically check for any signs of wear, and if you notice the bearings starting to feel rough, it might be time to get it serviced. Remember, this bottom bracket is built to last, but proper care will ensure it performs at its best for a long time.