Petron Sports Stealth Spare Sucker Darts The Petron Sports Stealth Spare Sucker Darts Kit consists of one pack of six spare Stealth Sucker Darts. These darts are suitable for the Petron Stealth line of products, including: the Stealth Crossbow, Handbow, Rifle, and Pistol. Stealth Sucker Darts are super-safe, re-usable, and loads of fun. With three bright colors, these darts are always easy to find after they've been shot. This item is recommended for ages six years and up.