4" diameter kits for decades have been the diameter kits that have helped transition people from model rocketry into mid and high-power rocketry. For those who love to see a short, fat rocket with slow lift offs, the Sumo is it! A big four inch diameter kit with impressive decals, the SUMO really stands out!
Now includes screw-on aluminum 29mm motor retainer!
Specifications:
Length: 39"/99cm
Diameter: 4"/10.1 cm
Weight (without motor): 32oz/907g
Fins: 4
Recommended RMS Motors:
G64-4W, G71-4R, G76-4G, H128W-S*, H165R-S*, H238T-S*, H180W-M*, H210R-M*, H220T-M*, H250G-M*
*29mm High Power RMS Motor
Recommended Single-Use Motors:
G38-4FJ, G40-4W, G77-4R, G78-4G, G79-4W, G80-7T
