Estes Rockets - A3-2T Model Rocket Engines, (4pk) Replacement Parts Tool Replacement Tips This new Outcry II Waterproof

This new Outcry II Waterproof features great characteristics for scale trail driving

Can be used either front or rear

Standard Threaded Crankshaft (non SG Shaft)

receivers and servos

Estes Rockets - A3-2T Model Rocket Engines, (4pk) Replacement Parts Tool Replacement Tips This new Outcry II WaterproofThe Estes A3 2T is a specially produced, 13mm model rocket engine that has a 2 second delay. Enjoy watching your rocket soar at its highest heights for 2 seconds longer before it starts the descent with this incredible mini engine. Use this engine with more than 15 of our rockets including the Star Hopper, The Gnome, The Firestreak, the Gryphon, the Mini Honest John, and more! Includes: 4 engines 4 starters 4 mini starter plugs