Shimano 105 FC-RS520 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=00.6518.028.000 Compatible with bike frames designed

Compatible with bike frames designed to accept the SRAM Universal Derailleur Hanger - UDH

}Park Tool TS-2TA

Calibrated for over 5000 cycles of Torque tightening

Durable 6903 bearings are used throughout for smooth long-lasting performance Rear Axle 12mm Thru x 148mm Cassette Body Type SRAM XD Color Green Skewer Included No Bearing Type Sealed Cartridge Weight 292 Designed for ebike Yes Defined Color Green Spoke Interface J-Bend Hub Drilling 28 Hub/Brake Compatibility 6-Bolt Disc

This highly flexible high-tech material provides very low weight and excellent performance in any weather condition

Shimano 105 FC-RS520 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK MFPN=00.6518.028.000 Compatible with bike frames designedThe 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) 170 Crank Intended Use Road Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface Type