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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
EXACT ACTUATION™ for fast and accurate shifts using SRAM’s 1:1® actuation ratio (shifter cable travel: derailleur movement)
Height gain: 50-80mm
Weight: 204g
PowerStrip Technology (a special polyamide) is wrapped around the solid inner core to provide more resilience
Freehub Kit ZR1 XD-R 12 Spd. Sram Clearance EXACT ACTUATION™ for fast andReplacement 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
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