Freehub Kit ZR1 XD-R 12 Spd. Sram Clearance Center compartment includes camera bag-style

Center compartment includes camera bag-style dividers to keep items organized

Since Dura-Ace is the top-tier drivetrain in the Shimano road lineup

PowerStrip Technology (a special polyamide) is wrapped around the solid inner core to provide more resilience

The GEL-GAME™ 8 GS tennis shoe is an excellent choice for beginner to mid-level players seeking a cushioned and stable tennis shoe

Durable spline reinforced construction

Freehub Kit ZR1 XD-R 12 Spd. Sram Clearance Center compartment includes camera bag-styleReplacement freehub for Zipp ZR1 Hubs Lets start with bearing preload, a key factor in hub performance and durability. Zipps Cognition, ZR1, and ZM2 hubsets feature the automatic bearing preload for longer bearing life and easier serviceability. Previous versions of Zipp hubs featured a set screw to adjust preload. While this system allowed riders to dial in their preferred preload, the Schweinfurt team developed a more precise and straightforward