These closure are compatible with all 38mm Aerotech motor cases. But which should you use? Read below:

Use the standard closure when ________. Use the “plugged” closure only when the motor says “plugged”. The “Plugged (Threaded)” version contains a threaded end so that you can attach an eyebolt (eyebolt not included). This will allow you to attach your shock cord directly to the motor case. The “Plugged (Threaded)” closure should only be used when the motor specifies so. This version of the closure also contains a threaded end for direct attachment of the shock cord to an eyebolt (not included).

38mm Forward Closures