0-ESTT1606 Estes B6-4 Standard Rocket Engine <p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">The Estes B6-4 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4 ounces, including the engine. </font></p>
<p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">Each package includes 3 engines, 3 igniters and 4 igniter plugs.</font></p>
<p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">Specs<br>
Motor: B6-4 <br>
Stage Type: Single<br>
Length: 2.75 in. <br>
Diameter: 0.69 in. </font></p>