Estes PSll 2.5" Model Rocket coupler bulkhead set

Estes PSll 2.5" Model Rocket coupler bulkhead set of 2
1/8" thick Baltic birch plywood
Fits inside the Estes or Semroc 2.5 inch couplers.
If you purchase just this item you will receive a partial shipping refund. 
Shipping for this item is approximately $5
International shipping $10-$15