General description Compatible with SRAM components, the ZIPP SPARE - HUB FREEHUB KIT COGNITION V2 is designed for both NSW disc brake and rim brake systems. This kit ensures optimal performance when used with original SRAM parts, as using non-SRAM components may lead to subpar performance or potential injury. Technical specifications Spares Category: FREEHUB/BODY KIT End Cap: n/a Other information For detailed service information on SRAM products, visit www.sram.com/service.