Estes A8-0 Rocket Engine (3) 4x4 RPM A-arms replace the upper

RPM A-arms replace the upper arms from ARRMA ARA330655 and the lower arms from ARRMA ARA330656

0 Inches (76mm) Inner

(1) EZRun 4990SD G2 4-Pole 1/6 Scale Sensored Brushless Motor

•Full-scale suspension system and 4WD drivetrain deliver exceptional off-road performance

Designed for use with 17mm splined hex hubs

Estes A8-0 Rocket Engine (3) 4x4 RPM A-arms replace the upperThis is a pack of three Estes A8 0 Model Rocket Engines. The Estes A8 0 engine is a booster stage engine designed for model rocket flight and has to be used with a standard engine. This engine is for flights in rockets weighing less than four ounces, including the engines. Each package includes three engines, three igniters and four igniter plugs. Specifications: Engine Type: A8 0 Total Impulse (N sec): 2. 5 Time Delay (Sec): None Maximum Lift Wt. (Oz