SHIMANO Tiagra 4720 Hydraulic GS Groupset 2x10S Operability and high durability

Condition: ST-4720 2x10s Hydraulic. RD-4700 GS : Rear derailleur (GS / long cage, wide-range compatible, 10-speed). ST-4720 : Hydraulic disc brake STI levers (2×10-speed). BR-4770 : Hydraulic disc brake calipers (front & rear).

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