Shimano Tiagra FC-4703 Crankset - 165mm 10-Speed 50/39/30t 110/74 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=175-0045000110 }Thule 450800 One-Key Lock System

}Thule 450800 One-Key Lock System 8 Pack

and class 3 capability

SmartHead™ DX3 w/ air release button & extra-long hose

Shifter Style Twist Color Black Drivetrain Speeds 12 Rear Der/Shifter Compatibility SRAM X-Actuation

Steerer Tube Material Steel Steer Tube Diameter 1-1/8" Defined Color Black Wheel Size 20" Offset (mm) 10 Crown Race Integrated Color Black Brake Type None Material Chromoly Steel Front Axle Type 3/8"

Shimano Tiagra FC-4703 Crankset - 165mm 10-Speed 50/39/30t 110/74 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=175-0045000110 }Thule 450800 One-Key Lock SystemShimano Tiagra FC 4703 Crankset 165mm 10 Speed 50 39 30t 110 74 Asymmetric BCD Hollowtech II Spindle Interface Gray. Shimano Tiagra FC 4703 CranksetsCrankset with integrated 24mm axle decreases weight and improves rigidity Aluminum construction with anodized finish 45mm chain line 110mm 74mm BCDs 158. 8 Q factor TECH SPECS Color Gray Rings 50 39 30 Number of Chainrings Triple Crank Length (mm) 165 Crank Intended Use Road Drivetrain Speeds 10 BB