Shimano FC-RS520 Crankset 12 speed 50-34 165mmSpecificationsAffordable and high end style crankset4 arm crankset for 12 speed drivetrainCompatible with frames of O. L. D. 135mm and 410mm chainstay length2 PIECE CRANKSETProduct featuresUse: RoadGroup: 105 Di2 R7100Model: FC RS520Gradation: 50 34TQ factor: 150mmThreaded BB shell width: 68 70mmGear front: 2 speed Gear rear: 12 speedConstruction: 2 PIECECompatible chain: CN M7100 HG 12 speedPCD: 110mmChain line: 44. 5mm

- Maximum gears: 46-53T

COLOR:  Light Tan Wall

Psi: 95 PSI

and feature D3O® inserts for impact protection which are removable for when you want to wash the fabric of the knee sleeve

8 Soft strap and chin protector

2pcs Brake caliper

and they will work well once properly installed

The double X-bridge outer plate ensures maximum shifting performance

The same holds true for the PD-R7000 pedals from the 105 series that help you get all your power onto the road

Rim External width (mm): 28

Tackle trails with this versatile 1x11-speed rear derailleur's seamless shifting and pedaling

the charging cable can also be used for compatible Powermeter cranks