Estes 1673 E9-4 Model Rocket Engine Pack – 3 Engines with Starters & PlugsEstes E9 4 Model Rocket Engine Pack Each package includes 3 engines, 3 starters and 4 starter plugs This is a pack of three Estes E9 4 Rocket Engines. The Estes E9 4 engine is a single stage engine designed for flights in rockets weighing less than 15 ounces, including the engine. Each package includes 3 engines, 3 starters and 4 starter plugs. Specifications: Engine Type: E9 4 Total Impulse (N sec): 30. 00 Time Delay (Sec): 4 Max Lift Weight (oz g):

LEARN - Get the essential Dos and Don'ts of designing

do not use autoranging

23 x 79 inches

Operating Environment: 0~40℃

Wire Material: Tinned Copper

Volume accumulation and subtraction

Klein offers a lifetime warranty on material defects and workmanship for the normal life of the product

Complete kit with clearly written instructions

hand tools and more

Long frame hubs and square cut rapid-acting ACME style threads assure durability and the anvil is machine ground and extra wide

Intelligent standby function

) Quick guide (1 pc