Shimano FC-R8100 Ultegra 172.5mm 52-36T 12spd Crankset headphones the Flash 300 brings Flux-style

the Flash 300 brings Flux-style beam control to a more budget-friendly pricepoint

a rider can determine the optimum level of foot contour: + Red = minimal contours for riders that prefer minimal support ++ Blue = moderate (slightly higher longitudinal arch & metatarsal button) = for people with flat to standard arch +++ Green = significant support = for people with standard or high arches

Reduces stress on knees and helps to maintain your legs fresher for longer

Compatible with all Sram Eagle products

ProWALL sidewall reinforcement technology increases puncture protection and improves handling at low pressures

Shimano FC-R8100 Ultegra 172.5mm 52-36T 12spd Crankset headphones the Flash 300 brings Flux-style