Estes Rockets D12-7 Engines

Launch your next model rocket on Estes Rockets D12-7 Engines Each package includes 2 engines, 2 starters and 4 plugs 2.75 inches x .95 inches and weigh 1.62 oz Total Impulse: 20.00 N-sec Max Thrust: 32.90 Newtons Time delay of 7 seconds Can only be shipped via USPS Parcel Select Ground. No international shipping is allowed. The Estes Rockets D12-7 Engines are single stage engines designed for rockets that weigh less than 8 ounces. Each package includes 2 engines, 2 starters and 4 starter plugs. Please remember, these engines only ship USPS Parcel Select Ground.  Products Containing Crystalline Silica | CA Prop 65 Boyce Aerospace Hobbies recommends hobbyists under the age of 13 be supervised by an adult at all times.