PLEASE NOTE: This item will ship by US Postal Service Parcel Post only. You MUST HAVE a physical mailbox or post office box for delivery.
The Estes D12-7 engine is a single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 8 ounces, including the engine. Each package includes 2 engines, 2 starters and 4 starter plugs.