Shimano 105 FC-RS520 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=11600510.03 }Wheels Manufacturing PressFit 30 to

}Wheels Manufacturing PressFit 30 to Shimano Bottom Bracket with ABEC-3 Bearings Black Cups

Backing Plate Material Steel Compound Resin Designed for ebike Yes Heat Sink No Pad Shape Number 44 keyword search ebike

5" Axle to Crown Length 400 Offset 40 Brake Mount (Fork) Flat Mount 160 Crown Race 30 Color Black Front Axle 12mm Thru x 100mm Material Chromoly Steel Maximum Tire Clearance (Fork) 27

} The slick tire designed for speed around the pumptrack

}Surly Straggler Bike - 700c Steel Black 62cm

Shimano 105 FC-RS520 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=11600510.03 }Wheels Manufacturing PressFit 30 toShimano 105 FC RS520 Crankset 170mm 12 Speed 50 34t 110 Asymmetric BCD Hollowtech II Spindle Interface Black. The Shimano 105 FC RS520 is a 2 piece 4 arm crank thats 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 TECH SPECS BB Included No Chainline Hub Compatibility 135 142 Road