RMS 54mm Aft Closure (small nozzles)

AeroTech Aft Closure for small nozzle inserts for 54mm Motor Casings.

For newer versions of the following 54/426 reloads that come with new smaller nozzle inserts: I115W-M, I229T-M, I117FJ-M, I215R-M, I599N-P.