Shimano 105 FC-RS520 Crankset - 175mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK Compound-Addix Speedgrip and Firm) with externally-adjustable Rebound

and Firm) with externally-adjustable Rebound providing superior traction and control

use the Standard 6mm offset

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Steerer Type Tapered Lockout Switch Crown Brake Type Post Mount 160 Negative Spring Air Travel (mm) 100 Offset 51 Axle to Crown Length 513 Front Axle 15mm Thru x 110mm Maximum Tire Width 81 S

SC - Single compound casing for a durable dependable tire

Shimano 105 FC-RS520 Crankset - 175mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK Compound-Addix Speedgrip and Firm) with externally-adjustable ReboundThe 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) 175 Crank Intended Use Road Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface Type