Гайка натяжителя цепи + шайба — 3-ск (Sturmey — алюм. корпус)

Chain tensioner nut + washer — 3-spd (Sturmey — alloy shell)

Part code: QCTN3-SA[2]

Part number: 9010097

NOT suitable for SA 3-spd with steel shell, nor for any SA 5-spd, nor for any SRAM hub.