The endorphin continues to be the lightest distance spike in the market today. The use of lightweight mesh, flex film, and plate design make it optimal for the 2 mile and up.

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Product Review

The endorphin continues to be the lightest distance spike in the market today. The use of lightweight mesh, flex film, and plate design make it optimal for the 2 mile and up.

  • Flex film, ssl eva, 4 pin pebax spike plate,, 2.5 oz, 71 g
  • Lightweight

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