54 mm

Standard forward closure for any 54 mm high power reloadable rocket motors. This is the usual closure with delay space and ejection charge receptacle.

Extended forward plugged closure for Aerotech and Monster 54 mm reloadable rocket motors. It must be used with J90W, J135W, K185W, K270W Aerotech reloads, when the ejection charge is not needed.

Extended forward closure for Aerotech or Monster reloadable RMS 54 mm motors. Must be used with long burn reloads.

Get the most out of your reloadable 54 mm motors.
The Reload Adapter System allows the use of many types of reloads with only a few different engine cases, which saves on their purchase.

High Power 54/426 reloadable motor casing only. Does not include closures. If you already own a 54 mm High Power RMS motor, with this case you can use all the reloads kits made for it.

Reloadable rocket motor RMS 54/2560. For Aerotech HPR style reloads (K270W, K375NW, K480W, K700W, K828FJ, K1275R). Includes forward standard closure and after closure, and forward seal disk.

Reloadable rocket motor RMS 54/426, the smallest among 54 mm high power motors. For Aerotech HPR style reloads (I115W, I117FJ, I215R, I229T). Includes forward and after closure. 

Reloadable rocket motor RMS 54/852. For Aerotech HPR style reloads (J90W, J180T, J275W, J250FJ, J315R, J460T). Includes forward standard closure and after closure. An extended forward closure must be used with J90W reloads.

Reloadable rocket motor RMS 54/1280. For Aerotech HPR style reloads (J135W, J415W, J401FJ, J540R, J800T). Includes forward standard closure and after closure. An extended forward closure must be used with J135W reloads.

High Power 54/2560 reloadable motor casing only. Does not include closures. If you already own a 54 mm High Power RMS motor, with this case you can use all the reloads kits made for it.

Reloadable rocket motor RMS 54/1706. For Aerotech HPR style reloads (K185W, K513FJ, K550W, K695R, K805G, K1100T). Includes forward standard closure and after closure, and forward seal disk. An extended forward closure must be used with K185W reloads.