Topeak Zi:RAK Thru-Axle 12x1.75mm | Aluminum Quick-Release Mounting System Hub Drilling_24 hole Features a 53/39t double chainring

Features a 53/39t double chainring setup with Yaw front derailleur optimization

construction that offers excellent insulation without bulk

waxed coating

ensuring minimal added weight while maintaining a clean aesthetic

- Includes essential small parts for comprehensive brake system overhaul

Topeak Zi:RAK Thru-Axle 12x1.75mm | Aluminum Quick-Release Mounting System Hub Drilling_24 hole Features a 53/39t double chainringUpgrade your bike's versatility with the Topeak Zi: RAK Thru Axle the ultimate solution for seamless accessory integration on mountain and road bikes. Designed for riders who demand both performance and convenience, this innovative thru axle features a durable hollow aluminum construction that ensures maximum strength, stiffness, and lightweight performance. Materials & Construction: Crafted from high quality, hollow aluminum, the Topeak Zi: RAK Thru