X01 Rear Derailleur Mats A premium-priced tube that’s great

A premium-priced tube that’s great to carry as a spare

Extra StretchProof mushroomed pins enhance durability

Pick up balls comfortably with the BALL TUBE

Has a nice

- Screw-on design for road handlebars

X01 Rear Derailleur Mats A premium-priced tube that’s greatSRAM's X01 Rear Derailleur packs a massive amount of technology into its compact, lightweight body. This 11 speed gear changer uses a horizontal parallelogram design that limits all movement to the horizontal axis, reducing the force it takes to shift. The Type 2 clutch is brilliant. This self lubricating, one way roller clutch controls your chain tension to eliminate chain slap and give you smooth, consistent shifts over any terrain. For quicker,