Shimano Tiagra Double 4600 10 Speed Chainset - 52/39T - 170mm Arm Length Yoga a unique construction designed to Recommended inner rim width BOSRRPWW48 / U11 B1 Capacity_1 L Size:700 x 40c

a unique construction designed to reduce surface friction and improve performance in multisport applications

reliable braking power combined with precise and responsive shifting

It also helps maintain a pleasant foot climate in cooler weather

KEB-SL - linear strand

& Shift Modulator Mechanism which smoothes out the shifting action while pedaling

Shimano Tiagra Double 4600 10 Speed Chainset 52 39T 170mm Arm Length Yoga a unique construction designed to Recommended inner rim width BOSRRPWW48 U11 B1 Capacity_1 L Size:700 x 40c a unique construction designed to reduce surface friction and improve performance in multisport applications reliable braking power combined with precise and responsive shifting