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Semroc Laser Cut Fin Set Plywood Estes Super Big Bertha Upgraded  SEM-FES-9719P

Semroc Laser Cut Fin Set Plywood Estes Super Big Bertha Upgraded SEM-FES-9719P

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$27.99
SKU:
SEM-FES-9719P
Availability:
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Semroc Laser Cut Fin Set Plywood Estes Super Big Bertha Upgraded  SEM-FES-9719P

4pcs- 1/8" Light Plywood Center with through the wall tabs and line up holes

8pcs- 1/16" Balsa wood outer skins with line up holes 

1pc- 1/8" Square Balsa Wood strip to use as line up dowel 

Laser cut for precision

A replacement for the Estes Super Big Bertha kit 9719 that includes through the wall fins and special line up tabs for laminating the fins together without shifting of material.

 

 

Warranty for 1 year from manufacturer defects
  • 5
    Super Big Bertha "Bruiser" Fins

    Posted by Robert on 12th Oct 2020

    Great improvement on stock balsa multi-layer fins that are packed with the SBB. They built perfectly and should be pressed while drying if yellow AP or white glue is used for assembly.