The JP 400 bottom bracket from Stronglight is a high-quality component designed for reliable performance in various cycling applications. It is a self-service package equipped with a square axle compatibility system and features a BSA thread. The body of the bottom bracket is made from a sturdy steel monoblock, while the bearing cups are crafted from aluminum, ensuring both durability and a lightweight design of only 0.28 kilograms. The screwed bearing cups allow for easy installation and maintenance, making the JP 400 a practical choice for cyclists who value quality and functionality. The silver finish gives the bottom bracket an appealing look that seamlessly integrates with various bike designs. This bottom bracket is ideal for anyone seeking a reliable and long-lasting solution for their bicycle components.