4" Coupler Bulk plate


4" Coupler bulkplate fits inside 4" Coupler. 1/4" plywood.
For thick wall couplers, such as Rocketarium or Madcow kraft. (bulkhead OD 3.7")
See next bulkheads made for Aerotech, Phenolic and other 4" couplers.

  • Manufactured by: Rocketarium

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