4-Jeri SS Chain Tensioner, Black

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BTI part #: JE6521
vendor part #: CH4JSSTK
EAN: 5051699000432
color: black
weight: 100g

  • Convert any vertical dropout frame with derailleur hanger to a Singlespeed
  • Spring loaded arm keeps tension on chain, pulley axle adjusts to optimize chainline
  • Chain retention hoop prevents chain derailment
in stock?: NO