SHIMANO Tourney A070 2x7 Speed Road Bike Groupset Front Rear Derailleur Shifter Bike 14s Road Bike Original Shimano

ST-A070 Series: TOURNEY A070 series Shifting lever specifications_SL outer casing_handle side: OT-SIS40 Shift lever specifications_SL outer casing_RD side: OT-SIS40 Shift lever specifications_SL line_Included: Brake lever specifications_Super SLR: Bracket jacket color: black Shift lever specification_SL line_Not Pre assembled: Brake lever specifications_clamp ring (mm): 23.8-24.2 Brake lever specifications_use screws to adjust the handle stroke: Screw Handle type: DUAL CONTROL LEVER (dual control handle) Shift lever specifications_OPTICAL GEAR DISPLAY (gear display)_including: Shift lever specifications_Front shift: 2 Shift lever specifications_ rear shift: 7 FD-A070-A Series: TOURNEY A070 Series Operation: bottom swing Angle clamp design: Chain center line (mm): 43.5 Chainstay angle: 61-66 Compatible chain: HG Installation method_clamp ring_28.6 mm: X (w/ S size adapter) Installation method_clamp ring_31.8 mm: X (w/ M size adapter) Installation method_clamp ring_34.9 mm: Stage speed_front: 2 Stage speed_after: 7 Maximum number of sprocket teeth: 50T Total value of gear changing range: 16T RD-A070 Series: TOURNEY A070 Series Line regulator: Compatible chain: HG Direct installation (traditional): Low sprocket_Maximum teeth: 28T Low sprocket _ smallest tooth: 28T The difference between the maximum and minimum sprocket teeth number: 20T Guide wheel_tooth number combination: 11T/13T Guide plate: SMART Rear gear: 7 Riveted adapter: road bike type High sprocket_Maximum teeth: 14T High-position flywheel _ smallest tooth: 11T Total value of gear changing range: 37T Package including: -1Pair ST-A070 Shifter only or -1PC FD-A070-A Front Derailleur only or -1PC RD-A070 SS Rear Derailleur only Need to choose