Modification - Silver Bullpup -Undefined-

Manufacturer: Modification
Product Type: -Undefined-
Related Products: Estes Bullpup 12D
Style: Cluster, Scale
Reviews
  • Modification Silver Bullpup By Larry Brand

    For completion of her NARTREK Sliver cluster flight requirement, I suggested to my wife that we rebuild the stock 18mm engine Estes Bullpup with a cluster of four 13mm A3-4T motors. She had already built one Big Bertha and didn't feel like building another 3-motor version (Astron Ranger) that NAR recommends for this task. So we tried this. The stock Estes Bullpup kit was built according to ...

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