Shimano Tourney FD-TY700 FD-TY710 3x7/8 Speed Triple Front Derailleur Top Swing FD-TY500 FD-TY510

Option
1, 34.9mm (FD-TY700)
2, 31.8mm (FD-TY700): 34.9mm with adapter
3, 34.9mm (FD-TY710)
4, 31.8mm (FD-TY710): 34.9mm with adapter
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Tips: FD-TY700 for 42T max chianring, FD-TY710 for 48T max chianring
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Model: FD-TY700
Level:  Tourney  
Speed:  3×7/8 Speed
Compatible chain: HG 8/7/6-speed
Mount: Clamp-on
Clamp Band size: 31.8mm/34.9mm
(31.8mm=34.9mm with adapter)  
Action: Top swing 
Cable route type: Dual-Pull(Top and down pull) 
Top gear teeth: 42T
Weight: approx 170g
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Model: FD-TY710
Level:  Tourney  
Speed:  3×7/8 Speed
Compatible chain: HG 8/7/6-speed
Mount: Clamp-on
Clamp Band size: 31.8mm/34.9mm
(31.8mm=34.9mm with adapter)  
Action: Top swing 
Cable route type: Dual-Pull(Top and down pull) 
Top gear teeth: 48T
Weight: approx 170g