Aerotech E20-7W single use motor 2 pack

The motor features an all-new molded phenolic casing with a built-in thrust ring, a molded delay/ejection bulkhead
and ships with a FirstFire Jr.™ 2-lead igniter.
Delay times will be initially offered in 4 and 7 seconds, though a 10 second delay was also certified.

NAR certified test values include a total impulse of 35.0 N-sec, burn time of 1.60 seconds, peak thrust of 34.9
newtons and an average thrust of 21.8 newtons.