The WHEELS MANUFACTURING BSA Angular Contact Bottom Bracket Cups in Black are high-quality bike parts designed to provide a smooth and efficient pedaling experience. These bottom brackets are specifically designed for BSA (British) threaded frames and feature angular contact bearings for improved load distribution and reduced friction.The bottom bracket cups are made from durable and lightweight aluminum, ensuring longevity and performance. The black color adds a sleek and stylish look to your bike.These bottom brackets are easy to install and are compatible with a wide range of cranksets, making them a versatile choice for various bikes. They provide a secure and stable fit, minimizing any unwanted movement or noise during your rides.With the angular contact bearings, these bottom brackets offer improved power transfer, allowing you to deliver your pedal strokes more effectively. This results in a more efficient cycling experience with reduced energy loss.The WHEELS MANUFACTURING BSA Angular Contact Bottom Bracket Cups in Black are a reliable choice for cyclists who want to upgrade or replace their existing bottom brackets. They offer durability, performance, and compatibility, ensuring a smoother and more enjoyable ride every time.