SRAM X5 Medium Cage 9 Speed Rear Derailleur sis dual-injected rubber outsole for excellent

dual-injected rubber outsole for excellent traction that won't de-laminate or break down

so Giro designed one that is ready for long-term use under demanding circumstances

They can then add material to areas of greater stress and fatigue to increase the long term strength and durability giving you

The large Toric lens allows you to see everything in front of you without any distortion and the most widest view on the bike

Ramped and siped tread to roll fast and track straight under braking

SRAM X5 Medium Cage 9 Speed Rear Derailleur sis dual-injected rubber outsole for excellentAbout SRAM X5 Medium Cage 9 Speed Rear Derailleur Leveraging the legendary history of SRAM shifting, the X5 rear derailleur provides incredible shifting speed and precision EXACT ACTUATION technology eliminates slop and shifting variation. Features DIRECT ROUTE technology for lighter effort shifting 34 tooth cassette compatibility Technology 1: 1: 1: 1 Actuation is superior by design. Every unit of cable you pull moves the derailleur the same amount.