Prometheus Soft & Hard Hop Up Tensioner for AEG (Bridge Type)
Designed to provide maximum surface area engagement from hop to BB these Bridge type Tensioners or Nubs will provide maximum accuracy and range when used in conjunction with a high quality hop bucking.
This pack includes a Black and a Blue Tensioner the black being harder and the blue being softer, this means you can test them both in your rifle and see which gives best performance or use them in a rifle each.
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