Shimano Ultegra 6700A-SS Short Cage Rear Derailleur Gray

Shimano Ultegra Mechanical RD-6800, 6700A Rear Derailleurs RD6715 10-Speed compatible Wide link design reduces shifting deflection Aluminum pulley cage 23-30t large cog capacity Bearing equipt tension pulley Gray finish Cage Length: Short Cassette Spacing: SRAM 10/Shimano RD 10 Intended Use: Road Shifter/Derailleur Compatibility: Shimano Largest Cog: 30 Chain Wrap Capacity: 34 Derailleur Action: Top-Normal (Traditional) Color: Gray