Shimano Tiagra SL-4600 SL-4603 Road Folding Bike 2/3×10 Speed Shifter Lever 4700
Level: Tiagra. 1, SL-4600-L: Left shifter 2 Speed. 2, SL-4600-R: Right shifter 10 Speed. 4, SL-4603-L: Left shifter 3 Speed. 3, SL-4600-L + SL-4600-R: Left and Right shifter 2x10speed. 5, SL-4603-L +SL-4600-R: Left and Right shifter 3x10speed.