Estes 1691 E12-0 Booster Stage Model Rocket Engines, 2 Count – 24mm, with Starters & Plugs Rolls up into a compact

Rolls up into a compact size and features two straps that keep it rolled up

15 pack emergency blankets - compact protection in all weather conditions

cams and linkages

and data logging

R-Q and Z-Q

Estes 1691 E12-0 Booster Stage Model Rocket Engines, 2 Count – 24mm, with Starters & Plugs Rolls up into a compactPLEASE NOTE: These are large (24mm diameter) booster stage engines for multi stage model rockets. Please refer to the instructions that came with your rocket (or the rocket's product description) to determine engine compatibility. Take your two stage flights higher with the Estes E12 0 booster a reliable 24 mm booster stage engine built for powerful, predictable separation and climb. Perfect for hobbyists who want an easy to use boost to add punch to