Shimano 105 FD-R7100 12 Speed Front Derailleur Size:31.8/28.6mm Those tires marked e50 are

Those tires marked e50 are also certified for S-Pedelecs

Mfr Claimed Weight445g

Silk sheets

Featuring a patented dual-stage Lock that’s quick and easy to attach / detach

With the new aerodynamic full carbon wheel FERNWEG

Shimano 105 FD-R7100 12 Speed Front Derailleur Size:31.8/28.6mm Those tires marked e50 areThe FD R7100 from the Shimano 105 R7100 series is a mechanical 2x front derailleur for road bikes with 12 speed shifting. Thanks to its precise and smooth operation, you can enjoy reliable and immediate shifting performance on all your rides, without worrying about battery charge levels. FD R7100 features an innovative toggle link design that gives you more cable routing options. The integrated tensioner facilitates adjustment, allows on the go