microSHIFT Sword BLK Rear Derailleur - 9-Speed Long Cage Compatible Sword BLK 2x BLKmicroSHIFT Sword Rear Derailleur 9 Speed Long Cage Compatible with Sword Black 2x Black. The Sword Black wide range 2x rear derailleur is compatible with both Sword and Sword Black shifters making it easy to upgrade or mix and match. With capacity for an 11 38t cassette and a 17t chainring gap in the front this derailleur gives you the gear range you need to ride where you want. Compatible with Sword and Sword Black shifters as well as Advent and