Estes B6-4 Bagged Rocket Engines (3) SCX10 III Montech front and rear wings

Montech front and rear wings for improved performance

Charges AND balances Smart G2 batteries with one simple IC3 or IC5 connection — no separate balance lead needed

These tires are meticulously designed

facilitating easy removal of hex hubs

Estes B6-4 Bagged Rocket Engines (3) SCX10 III Montech front and rear wingsRocket Engine Overview: Introducing the B6 4 Model Rocket Engine by Estes. Built for model rocket enthusiasts, this engine delivers reliable thrust for successful launches. Its precision engineered design ensures consistent performance whether youre a beginner or an experienced rocketeer. Enjoy dependable power that elevates your rocket building experience. About the Engine Consistent & Reliable Performance This engine offers high performance,