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Semroc Flying Model Rocket Kit Pro Arcas™ KS-5

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Product Description

Semroc Flying Model Rocket Kit Pro Arcas™ KS-5

1/2 Scale Sounding Rocket Model

Build Light Weight to Fly on Low Power D Motors, or Build Strong to Fly on High Power Motors

Precision-Turned Balsa Nose

ABS printed Tail Cone

Laser-Cut Basswood Fins

Ejection Baffle

Water Slide Decals

15" Nylon Parachute

Skill Level 3

Body Diameter 2.25" (5.7 cm)  

Length 45.5" (115.6 cm)  

Fin Span 6.5" (16.5 cm)  

Net Weight 8.7 oz (246.9 g)

Made in the USA


Recovery 15" Rip-Stop Nylon  

Stages Single  

Uses 24mm and 29mm motors

released in 2007, revised in 2020


Model Rocket Kits are rated by Skill Level

1 Beginner

2 Intermediate

3 Advanced

4 Expert

5 Master

If you are just starting in the hobby start at the beginner level and move up from there at your own pace.

What is needed to build and fly

All model rockets come in kit form that require assembly.  The materials are primarily cardboard tubes, balsa or plastic fins and nose cone.  Materials will vary by model and are typically specified in the description of each kit. 

Additional supplies will be necessary to build and finish your model rocket kit and may include:

Scissors, Hobby Knife


Wood Glue, Model Cement or CA(Super Glue)


Masking Tape

Finishing Supplies like:

Wood Filler



Launching Equipment and Supplies like:

Recovery wadding

Launch Pad

Launch Controller

Power supply

Model Rocket Motors and Igniters

A safe place to fly using guidelines from the National Association of Rocketry Safety Code

Other Details

Skill Level:
Motor Mount Size:

Warranty Information

Warranty for 1 year from manufacturer defects

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