Carbon Tubular Rim 50mm,370g each,basalt surface,Carbon fiber 700c road racing tubular rims wheels wheelset,bike bicycle Carbon Tubular Rim 50mmItem:TR-RM050 ... -T-CFMonocoque Full Carbon Fiber 700C Road Racing Tubular Rim For BicycleWith Basalt at the braking,Thermostability and Friction ... ,28 32 Holes Passed EN Standard1 year warranty Carbon Rim Tubular 50mm,TR-RM050-T-CF