Check the listing for details. Estes 2303 Startech Starters for Model Rocket Engines (6pk). Condition: New. Listed at 6.99 USD. New in package Estes 2303 Startech Starters for Model Rocket Engines (6pk) (EST2303) The new StarTech starters stay true to the design of the original, with one key addition. The small nichrome wire, the one that heats the propellant at launch, has been dipped in a specially crafted chemical compound that reacts with the heat of the wire to create a large burst of heat and pressure that ensures ignition. Never misfire again! Includes 6 starters. Features:Specially Crafted Chemical Compound Includes:(6) Starters Estes model rocketry is recommended for boys and girls ages 10+ with adult supervision for those under 12, and rocketeers of all ages. Vehicle models vary. We DO NOT guarantee this will fit the vehicle specified in this listing!Verify that this item is appropriate for your vehicle. Consult your manual or vehicle manufacturer.Verify vehicle fit-ment before purchase.Returns will only be accepted on items that are returned in new, factory-sealed packaging. Used, damaged (unless damaged when it arrived to you), and opened items will not receive a full refund. Any and all warranty claims will be handled through the manufacturer directly.