Dimensions (mm): 139 x 47 x 25mm

FAST ACCESS MOTOR MOUNT

DRIVETRAIN: The R3 Single Speed Transmission comes with a tough cast metal case and wider gears to allow for more abuse along with a Delrin Spur with Slipper Clutch

liquid cooled engine developing 700 hp

Shock Absorbers: Dual Spring 80mm Shocks: Can be Oil Filled

Estes Rockets - A3-2T Model Rocket Engines, (4pk) Kyosho Dimensions (mm): 139 x 47The Estes A3 2T is a specially produced, 13mm model rocket engine that has a 2 second delay. Enjoy watching your rocket soar at its highest heights for 2 seconds longer before it starts the descent with this incredible mini engine. Use this engine with more than 15 of our rockets including the Star Hopper, The Gnome, The Firestreak, the Gryphon, the Mini Honest John, and more! Includes: 4 engines 4 starters 4 mini starter plugs