Details - SR SUNTOUR Cycling 



ZERON-1X

AM
  • specs
    Model Year
    2019
    Chainline
    53 (170/175), 50 (152/160)
    Compatible bottom bracket
    SM-BB70
    Outer ring
    Steel 28, 30, or 32T ZIGZAG Technologie™
    Crank arm
    152/160/170/175mm AC4C, Black powder coat
    Speed
    11s or 10s
  • service