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New Balance_Sigma Harmony_BOA_Track Spike_Unisex

New Balance Sigma Harmony BOA

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The S3 dial features our first-ever anodized aluminum dial built to enhance precision with exceptional grip performance to fine-tune fit even further. 

  • Turn to tighten
  • Turn to loosen
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Flexible strength for low-power configurations. CS1 lace uses 49 strands of stainless steel wrapped in nylon to withstand abrasion to shed dirt, debris, and water.

How to Dial In the Boa Fit System. 

Turn to Adjust

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