Search query: b4-4 rocket engines

Product: Stomp Rocket The Original Jr. Glow Rocket Launcher, 4 Foam Rockets and Toy Air Rocket Launcher - Glows in The Dark, STEM Gift for Boys and Girls Ages 3 Years and Up - Great for Year Round Play
Brand: Stomp Rocket
Color: Multi
Relevance: Exact
YEAR ROUND FUN! RUN, JUMP, STOMP! Jr. Glow Stomp Rockets, toy foam Rockets that glow-in-the-dark. Get kids away from screen time and encourage active, indoor or outdoor play. High quality, built to last for hours of active fun. Perfect boy toy or girl toy for ages 3 and up.
ENCOURAGES EXERCISE! 100% KID POWERED! Excellent toy to burn off extra energy. The kit includes 4 glow in the dark toy foam rockets and an easy to set up, durable launch stand for hours of jumping and stomping. Great toy gift for boys and girls.
PROMOTES STEM LEARNING. RAISING SMARTER, HEALTHIER, HAPPIER KIDS: Get kids interested in STEM subjects (Science, Technology, Engineering, and Math). Pair this set with a Stomp Rocket Stompin' Science Book. Stomp Rockets demonstrate force, trajectory, and the power of science.
AWARD WINNING: These ORIGINAL Stomp Rockets, have won the highest praise from iParenting Media, Dr. Toy, and Creative Child Magazine. Plus, these parent-approved toy foam rockets help kids avoid screen time and encourage year-round outdoor play.
SUPER EASY, FAST ASSEMBLY: This toy rocket launcher is 100% Kid-Powered, no batteries are required. This kid-friendly air rocket launcher is built to last and has been designed to easily fold for storage and travel. Perfect for birthday and holiday gifts.

Product: Estes 302232 Alti Trak Altitude Finder
Brand: Estes
Relevance: Irrelevant
Quickly tells you how high your rocket flies
Follow the rocket in the sights to apogee and release the trigger to lock the reading
Easy to read
Measures altitudes as high as 1300'
Read height instantly in the pointers window (metric)

Product: Estes B6-2 Engine Pack (3-Each)
Brand: Estes
Color: B6-2 3/Each
Relevance: Exact
Includes 3 - B6-2 Engines, 3 - Starters, 4 - Starter Plugs
This engine is a standard engine designed for flights in rockets weighing less than 4.5 ounces, including the engine
Single stage engine

Product: Estes Alpha III
Brand: Estes
Color: Orange, Black
Relevance: Irrelevant
There’s no thrill quite like launching a model rocket, watching it streak skyward, reach peak altitude, and then return gently to earth. When you build them, the thrill is even better than ever. Thanks to Estes model rocketry, kids can explore the wondrous world of science while experimenting with different combinations of rockets, engines and accessories to better understand how rockets reach outer space.
SKILL LEVEL: The Alpha III is an easy-to-assemble, Beginner level rocket with pre-colored parts.
RECOMMENDED ENGINES: 1/2A6-2, A8-3, A8-5, B4-4, B6-4, B6-6, C6-5, C6-7
PROJECTED ALTITUDE: 1150 ft. (351 m) on a C6-7
ESTIMATED ASSEMBLY TIME: 1 Hour (painting and glue drying time not included)

Product: Estes 1653 F15-8 29mm Engine PSII (2) HAZ
Brand: Estes
Relevance: Irrelevant
ESTES 1653 F15-8 29mm Engine PSII (2) HAZ
ESTES 1653 F15-8 29mm Engine PSII (2) HAZ