cassette xg 1190 11 25 11 speed a2Sometimes all you need is a fresh coat of paint. With graphics to match SRAM RED eTap components, the PowerdomeX is still the most advanced cassette ever made. It's super light, silent, and delivers an undeniable performance advantage. The nine cogs in the cog cluster are machined from a single block of high grade tool steel, increasing stiffness while weighing even less than a titanium cassette. Between each cog is a StealthRing elastomer to reduce