- Fits all kits designed for black powder "D" motors.
- The primary use is for single stage.
- The "J" stands for Black Jack Propellant.
- This reload kit includes (3 of each)
- -Liner (7/8" O.D. tube).
- -Propellant Grain (long slotted part).
- -Delay Grain (short solid part).
- -Delay Spacer (9/16" O.D. Washer, O-ring or tube).
- -Delay Insulator (5/8" O.D. tube).
- -Forward Insulator (7/8" O.D. washer).
- -Nozzle (black plastic part).
- -Aft O-Ring (3/32" thick x 7/8" O.D.).
- -Forward O-Ring (1/16" thick x 7/8" O.D.).
- -Copperhead Igniter.
- -Ejection Charge Container/Nozzle Cap.
- Instructions provided for use of the Copperhead Igniters.
- Detailed assembly and operation instructions included.
