Shimano NEXUS 4 speed 26" wheels wheelset internal hub shifter brakes - bicycle parts - by owner - bike sale -...
Amazon.com: Shimano ST-EF500-4 Bicycle Shift/Brake Lever Set - 3 x 7 Speed, EZ-Fire Plus, 4F-Alloy, for V-Brake - Black - ESTEF5004PV7A3 : Sports & Outdoors