Shimano Tiagra FC-4703 Crankset - 170mm 10-Speed 50/39/30t 110/74 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=TB00696700 BX Model Name M503 Trigger

BX Model Name M503 Trigger Shifter Category Shifters

13mm hardened steel shackle

Shorter nose eliminates contact and pressuse peaks while the larger rear support surface with V-channel provides excellent pressure distribution

Butted 3/2

Shimano Tiagra FC-4703 Crankset - 170mm 10-Speed 50/39/30t 110/74 Asymmetric BCD Hollowtech II Spindle Interface Gray MFPN=TB00696700 BX Model Name M503 TriggerShimano 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 Color Gray Rings 50 39 30 Number of Chainrings Triple Crank Length (mm) 170 Crank Intended Use Road Drivetrain Speeds 10 BB Included No Pedal Spindle 9 16" Spindle Interface Type Shimano Hollowtech II Chainring BCD 74 Shimano Asymmetric Chainline Hub