Shimano 105 RD-R7100 12 Speed Rear Derailleur MISC Cartridge axle: Yes

Cartridge axle: Yes

These pads reach maximum potential with some heat buildup from cornering and descending

The combination of a short nose (35mm less than a traditional saddle) and the PAS system ensures blood flow and pressure relief

The profile provides low drag and an improved transition between rim and tire

Fully immerse the chain in the lube (use second poly bag) for about 20-30min

Shimano 105 RD-R7100 12 Speed Rear Derailleur MISC Cartridge axle: YesThe SHIMANO 105 RD R7100 12 speed rear derailleur combines the smooth and stable shifting that is a staple of SHIMANO SHADOW RD design with direct mount compatibility and a wider gear range capacity. FeaturesStable shifting performanceSHIMANO SHADOW RDWider gear range capacityMax. low sprocket: 36TDirect mount compatibleSpecifcicationsRear speeds: 12Compatible chain: HG 12 speed Low sprocket Max: 36TLow sprocket Min: 34TTop sprocket Max: 11T Pulley