Search query: b4-4 rocket engines

Product: Estes B4-4 Mini Bulk Pack - 3 Packs of 3 for 9 Engines / Motors with Starters This mini bulk pack provides 9 of the Estes B4-4 model engines which is suitable for use in rockets weighing roughly between 1 and 2 ounces which is typical of most rockets being 1 to 2 feet tall. Estes model rocket engines are the standard in the model rocket industry for easy to use and reliable propulsion for your model rockets. All the engines you need for medium altitude model rocket flights
The best way to get B4-4 engines in bulk
Estes engines are the model rocket industry standard Estes

Product: Estes Model Rocket Motor B4-2 1601 Parcel Select Shipping Required Estes B4-2 Motors Ground Shipping Required 18mm Model Rocket Motors 3 Pack including starters and plugs. Time delays: 2 seconds 3 pack Estes

Product: LEGO City Space Deep Space Rocket and Launch Control 60228 Model Rocket Building Kit with Toy Monorail, Control Tower and Astronaut Minifigures, Fun STEM Toy for Creative Play (837 Pieces) Build a large multi-stage rocket and opening launch control tower with interactive play experience, plus a monorail system to transport astronauts from the tower to the training grounds and rocket!
Includes 6 LEGO City minifigures: 2 astronauts, 2 scientists, Launch Director, ground crew technician and a robot figure, plus a space telescope, rover with articulated arm and a launchpad
Rocket standing measures over 16” (42cm) high, 4” (11cm) wide and 2” (6cm) deep Launch Control closed measures over 7” (18cm) high, 5” (13cm) wide and 5” (13cm) deep Launchpad with closed tower arms measures over 9” (24cm) high, 4” (12cm) wide and 4” (12cm) deep Monorail track measures over 3” (8cm) high,14” (36cm) long and 18” (47cm) wide
837 pieces – Inspired by NASA astronaut toy for boys and girls aged 7+ and for fans and kids of all ages
This LEGO City Deep Space Rocket and Launch Control 60228 NASA-inspired gift set makes a great gift for kids and can be built together with all other original LEGO sets and LEGO bricks for more creative play LEGO Multicolor

Product: Estes B4-4 Medium Bulk Pack - 4 Packs of 3 for 12 Engines/Motors with Starters This medium bulk pack provides 12 of the Estes B4-4 model engines which is suitable for use in rockets weighing roughly between 1 and 2 ounces which is typical of most rockets being 1 to 2 feet tall. Estes model rocket engines are the standard in the model rocket industry for easy to use and reliable propulsion for your model rockets. All the engines you need for medium altitude model rocket flights
The best way to get B4-4 engines in bulk
Estes engines are the model rocket industry standard Generic