SRAM

BB30 Drive Side Spindle Spacer

BB30 is a bottom bracket standard that features a wider shell and a larger diameter crank spindle (30mm). This design allows for stiffer and lighter cranksets, which can enhance your bike's performance. If you're upgrading or building a bike, knowing about BB30 helps ensure that your components are compatible and can improve your cycling experience.

Chainline refers to the alignment of the chain with the gears on your bike. A proper chainline ensures smooth and efficient shifting between the front chainrings and rear cassette. If you're changing components like cranks or bottom brackets, adjusting the chainline is crucial for optimal performance, reducing wear on your drivetrain, and enhancing your overall riding experience.

The spindle is the part of the crankset that connects the left and right crank arms, allowing them to rotate. The diameter of the spindle, such as the 30mm found in BB30 systems, is essential for compatibility with the bottom bracket. A larger spindle can provide increased stiffness, which translates to better power transfer while pedaling, making it an important factor in your bike's performance.

Anodized aluminum undergoes a process that enhances its surface, making it more durable and resistant to corrosion. This treatment also allows for various colors and finishes, adding aesthetic appeal to your bike. Using anodized aluminum components can help reduce weight while maintaining strength, which is crucial for performance-oriented cyclists.

Cyclocross is a type of racing that takes place on diverse terrains, including grass and dirt, often featuring obstacles. Cyclocross bikes are designed to be versatile, allowing them to handle various conditions. When selecting components for a cyclocross bike, it's important to consider durability, weight, and performance to ensure that your bike can perform well in different environments.

When selecting components for a BB30 bike, ensure that the crankset and bottom bracket are compatible with the BB30 standard. Look for cranksets with a 30mm spindle diameter and check the manufacturer's specifications for chainline adjustments. Additionally, consider the materials used, such as anodized aluminum, for durability and weight savings. Understanding these factors will help you make informed decisions that enhance your bike's performance.