Mid Cage - RD-M9100-GS Specs:

Who's this item for: Any rider that is keen to shred the trails at night and are looking for a top quality

4-way stretch breathable mesh

Fits up to 8mm valve holes

had excellent noise management as well as integrated air assist for progressiveness and bottom out control

Garbaruk Rear Derailleur Pulleys - Black - Suits SRAM 11-12Spd Standard Cage - 12T - 14T - Pair PDP|PLP|Brake Rotor Type Mid Cage - RD-M9100-GS Specs:Add some bling to your ride and enhance your shifting performance with these CNC machined derailleur pulleys from Garbaruk. CNC machined out of a single 7075 series aluminium block, these pulleys not only look great but they also improve shifting quality, particularly when paired up with Garbaruk's derailleur cages and wide range cassettes. The oversized pulley wheels help your derailleur shift more smoothly and your chain track better on those bigger