The C-Bear Ceramic Bottom Bracket PF30 386 is a high-quality bike component designed for cycling enthusiasts. Made from durable ceramic material, this bottom bracket features a sleek design and is for 30mm Spindle (axles), perfect for ensuring smooth and precise gear changes. The C-Bear brand is known for producing reliable and long-lasting bike parts, making this bottom bracket a great choice for cyclists looking to upgrade their bike's performance. Item in excellent condition low mileage.