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Shimano Di2 Junction-A Box 3-Port

$119.99

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Shimano has simplified and improved the front junction box (junction A) for Di2. The new Di2 unit utilizes a rubber strap that cleanly and aerodynamically fastens underneath the stem. The junction box has a charging port that makes it possible to charge both internal and external batteries without having to remove them from the bike.

Features of Di2 Junction-A Box

  • 3-port junction box
  • E-tube compatible
  • Battery charging port for use with Shimano ISMBCR2 charger
  • Shimano part# ISMEW90A


  • Item Code: MTL-SSB-P3

You selected: 3 Port, Dura-Ace
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Dura-Ace
 
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