Comes with standard smoke bulkhead and your choice of nozzle throat size #57 or larger.
Total case length is 57.0" and total propellant length with a graphite nozzle is 52.15".
Upgrade to a single use phenolic nozzle with a graphite insert, and 2-turn spiral retaining ring for $25.
Propellant length will increase to 54.15" and motor case temperatures will be kept extremely cool.
There are currently no TRA/NAR Certified reloads available.