Shimano Acera M3000 MTB Bike 3×9 Speed Speed Derailleur Groupset FD-M3000 Front Derailleur RD-M3000 Shadow Rear Derailleur New M390 Group Set

Option: 1, Front derailleur only 2, Rear derailleur only 3, Front and rear derailleur ---------------------------- Front derailleur model: FD-M3000 Level: Acera Speed: 9 Speed / 27 Speed Clamp Diameter: 34.9mm (not including 31.8mm adapter,if you need pls leave message) Type: Top Swing Cable Pull: Dual Pull Suit for 40T crankset Weight: approx 190g ---------------------------- Rear derailleur model: RD-M3000 Replacement for RD-M390 Level: Acera Speed: 9 speed Weight: approx 280g Super low-profile concept with SHADOW mechanism Wider linkage ensures durability and precise shifting Quick and easy wheel installation Easy adjustment and maintenance High-level surface treatment