Home Products BAR.STEM.HELMET CARBON STEM BR-E018 CARBON STEM BR-E018 CARBON STEM 碳纖立管MATERIAL:TORAY T700ANGLE:6/17 DEGREEEXT:80/90/100/110/120MMDIA:28.6MMBARBORE:31.8MMWEIGHT:110gCUSTOMIZED BRANDMADE IN CHINA 1654103