Shimano's Deore 10 and 11-speed groups will bring your old bike up to speed | Mountain Bike Reviews Forum
![Kółka do przerzutki Shimano Deore RD-M5120/4120 SGS | Części \ Przerzutki \ Części Shimano | Y3HM98010 | Sklep z częściami rowerowymi Kółka do przerzutki Shimano Deore RD-M5120/4120 SGS | Części \ Przerzutki \ Części Shimano | Y3HM98010 | Sklep z częściami rowerowymi](https://bikefast.pl/data/gfx/pictures/medium/4/4/2544_1.jpg)
Kółka do przerzutki Shimano Deore RD-M5120/4120 SGS | Części \ Przerzutki \ Części Shimano | Y3HM98010 | Sklep z częściami rowerowymi
![SHIMANO DEORE M4100 M4120 4pcs 10 Speed Groupset 1X10 Speed MountainBike Shifter RD-4120 Rear Derailleur SHIMANO DEORE M4100 M4120 4pcs 10 Speed Groupset 1X10 Speed MountainBike Shifter RD-4120 Rear Derailleur](https://ae01.alicdn.com/kf/Hbfcb492fc78d40e7808fc24aaaef1fec0/Shimano-Deore-M4100-1x10S-MTB-Bike-Derailleurs-Groupset-SL-M4100-Shifter-Lever-RD-M4120-RD-M5120.jpg_Q90.jpg_.webp)
SHIMANO DEORE M4100 M4120 4pcs 10 Speed Groupset 1X10 Speed MountainBike Shifter RD-4120 Rear Derailleur
![Shimano MTB groupset differences. This article matches this one, for road… | by Matthew Brealey | Medium Shimano MTB groupset differences. This article matches this one, for road… | by Matthew Brealey | Medium](https://miro.medium.com/v2/resize:fit:1200/0*RP4lemBb6fUBSTmT.jpg)
Shimano MTB groupset differences. This article matches this one, for road… | by Matthew Brealey | Medium
![Shimano Deore Rd-m4120-sgs Rear Derailleur Shimano Shadow Rd M4120 For 2x10 And 2x11-speed Mtb Riding. - Bicycle Derailleur - AliExpress Shimano Deore Rd-m4120-sgs Rear Derailleur Shimano Shadow Rd M4120 For 2x10 And 2x11-speed Mtb Riding. - Bicycle Derailleur - AliExpress](https://ae01.alicdn.com/kf/H7affe101aa404a2e86cd33cf68bb819bd/SHIMANO-DEORE-RD-M4120-SGS-Rear-Derailleur-SHIMANO-SHADOW-RD-M4120-for-2x10-and-2x11-speed.jpg)