Shimano 105 FC-RS520 Crankset - 172.5mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK Model Name-SLC30-H Thumb Shifter }RaceFace Aeffect-R Ebike Crank Arm

}RaceFace Aeffect-R Ebike Crank Arm Set - 165mm For Bosch Gen4 Drive System 7050 Aluminum Black

These Presta valve stems are compatible with tubeless rims and tires for road

8mm Rise -7 Deg Length 100mm Color Black

Model Duroc Size 20" Front/Rear Front Axle/Spacing (mm) 15x110 Boost Hub SRX Hole 28h Brake Disc Rim Duroc 30 Internal W 26mm Material Alloy Type Tubeless Color (H/S/R) Black Weight 718g

Shimano 105 FC-RS520 Crankset - 172.5mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK Model Name-SLC30-H Thumb Shifter }RaceFace Aeffect-R Ebike Crank ArmThe Shimano 105 FC RS520 is a 2 piece 4 arm crank that's compatible with modern disc brake road frames. 4 arm crankset for 12 speed drivetrain Compatible with frames of O. L. D. 135mm and 410mm chainstay length 44. 5mm chainline 150mm Q factor Compatible with HG 12 speed chains Color Black Rings 50 34 Number of Chainrings Double Crank Length (mm) 172. 5 Crank Intended Use Road Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface