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Semi-Sonic Model Rocket Kit

Retail Price: $12.95
You save: $0.45  (3%)
Our Price: $12.50


The single-stage First Flight Semi-Sonic features a "split-fin" design reminiscent of a two-stage rocket.

  • Length: 16.5 in
  • Diameter: .976 in
  • Fin Span: 2.75 in
  • Recovery: 12 in Parachute

Recommended Motors: A8-3, B4-4, B6-4, C6-5

Semi-Sonic Lift-Off on a B6-4
Photo Courtesy Doug Gardei (www.gardei.com)


  • Model: FF-RK0001
  • 0 Units in Stock
  • Manufactured by: First Flight


This product was added to our catalog on January 13, 2010.
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