Garbaruk Rear Derailleur Cage - Cage Plate - Shimano GRX 11-Speed - Black Virtual Parent They feature air channels for

They feature air channels for enhanced air flow and a reduction in moisture

Uppers and Lowers sold separately

Durable sealed bearing pulleys

and breathability with a combination of strategically placed large mesh inserts

Dimensions: 57 × 27 × 27 cm

Garbaruk Rear Derailleur Cage - Cage Plate - Shimano GRX 11-Speed - Black Virtual Parent They feature air channels forIncrease the capacity of your SRAM or Shimano 11 speed derailleur up to 50T with these precision machined derailleur cages from Garbaruk. This derailleur mod will position your jockey wheels in the optimum position to provide maximum chain wrap in the smaller cogs, whilst also ensuring sufficient clearance to ensure smooth shifting to and from the largest cogs. Recommended Installation Options: SRAM derailleur: (10 46 and 10 48T cassette) Garbaruk RD