Estes and Klima 18 mm model rocket engines from type 1/2A to type D. These are the most used model rocket motors, they can be interchanged and are compatible with any rocket model with a 18 mm motor mount.
B4 motors without delay and ejection charge, for first stage or booster stages.
Pack of 3 Estes A8-3, 18 mm rocket motors, with igniters and plugs.
Pack of six A6 engines with 4 seconds delay. For Klima rockets and any other model rocket for 18 mm diameter motors. NEW: includes 6 high reliability electric starter
Pack of six C6 engines with 5 seconds delay. For Klima rockets and any other model rocket for 18 mm diameter motors. NEW: includes 6 high reliability electric starter
A booster motor for high performance multi-stagers. Suitable for multi-stage rockets reaching high altitudes.
Average duration for any type of rocket. One of the most versatile engines, suitable for the most part of rockets made for 18 mm motors.
Pack of 3 Estes 18 mm model rocket motors type A8-5 for upper stages.
Pack of 3 Estes motors type A8-0, for booster stages of multi-stage rockets.
D9 motors with 7 second delay, for upper stages in multistage rockets, or for very light rockets. NEW: includes 6 high reliability electric starter
The right thrust for heavy model rockets.The B6-2 is the best engine for the heaviest of the rockets which use B engines.
The ideal booster for small-sized multi-stagers. With the B6-0 you can make multi-staged rockets of small size.
The least powerful among Estes 18 mm motors. The best choice for the younger modeler.
D9 booster motors for first and intermediate stages of a multi-stage rocket. NEW: includes 6 high reliability electric starter
Maximum versatility for any rocket.Among the most used rocket motors ever, the Estes B6-4 is the motor suitable for the largest majority of Estes and similar rockets.