Estes 1652 F15-6 Model Rocket Engine Pack – 2 Engines with Starters & Plugs and built-in needle lock lever

and built-in needle lock lever

The probe incorporates a two position slide switch in the head which selects attenuation of x1 or x10:

6 volt rechargeable drill and screwdriver offers a choice between high speed drilling and low speed driving operations

015 % @10kHz-1MHz

The tools that are not included and may be required for assembly are:

Estes 1652 F15-6 Model Rocket Engine Pack – 2 Engines with Starters & Plugs and built-in needle lock leverPLEASE NOTE: These are large (29mm diameter) engines that will only fit certain model rockets. Please refer to the instructions that came with your rocket (or the rocket's product description) to determine engine compatibility. Estes F15 6 engine pack includes 2 engines, 2 starters, and 4 starter plugs The F15 6 is a powerful engine that will send your rocket sky high! Recommended for use with the Super Big Bertha, Doorknob, Majestic, or other