Interstage Coupler 3.9

New product

1 Item


To use an IS-3000 system, the booster needs 3" (regardless of diameter) at the top, just like a regular rocket would for a payload coupler or nosecone shoulder. The sustainer (upper stage) also requires 3" clear at the bottom. Click here for a PDF file that illustrates design requirements for the upper stage. Click here for a file that shows design requirements for the Terrier IS3000.

  • Easy to assemble
  • Easy to prep
  • Standardized design allows easy timer swapping into other Interstage 3000 equipped rockets.
  • Designed to be used with the PML AccuFire Staging Timer on the Electronics Page. Can also be used with Transolve ST-2b timer.
  • Includes everything shown in drawing "Interstage 3000 System" above, except timer.
  • Easy to follow, detailed instructions

4 other products in the same category: