Estes C6-3 Model Rocket Engine Pack - Includes 3 Engines with Starters & Plugs (1613)

PLEASE NOTE: These are 18mm diameter engines. Please refer to the instructions that came with your rocket (or the rocket's product description) to determine engine compatibility. Estes C6-3 engine pack - includes 3 engines, 4 starters, and 4 starter plugs The C6-3 is a single stage engine designed for flights in rockets weighing less than 4 ounces, including the engine Recommended for use with the Colonizer, MAV, NASA SLS, Blue Origin New Shepard, Saturn V (1:200 Scale / Ready to Fly), or other compatible rocket kits This item will ship by US Postal Service only. Technical SpecificationsTotal Impulse: 10.00 N-secTime Delay: 3 SecondsMax Lift Weight: 4.0 oz (113 g)Max Thrust: 15.30 Newtons (3.4 lbs)Thrust Duration: 1.60 SecondsLength: 2.8 in. (7 cm)Diameter: 18 mmWeight: .83 oz. (23.5 g)Propellant Weight: 0.43 oz (12.2 g)Please verify that these engines are compatible with your model rocket before purchasing. This product is warranted by Estes against defects in materials or workmans