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Semroc Kits

Semroc is now under new ownership and we have new stock of Semroc kits slowly coming in. Limited availability, but it is great to see Semroc back! We will get in what we can when we can as production slowly ramps up and we can get our hands on them. Semroc is now made by rocketry lovers in Dayton, Ohio. Welcome back Semroc!




Part # Item Image Item Name Price
SEM KS-8 Semroc 1:3 Scale Arcas

Semroc 1:3 Scale Arcas

The 1/3 scale Arcas is a recreation of an Atlantic Research sounding rocket that is smaller than the Semroc SLS Arcas. It uses standard engines but...
$25.99

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SEM KS-2 Semroc 1:70 Apollo Capsule

Semroc 1:70 Apollo Capsule

The Semroc 1:70 scale Apollo capsule kit is used in both the Saturn 1B and the Little Joe II kits. We also stock the capsule kit seperately, for...
$9.99

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SEM KD-3 Semroc Aerobee 150

Semroc Aerobee 150

The Semroc Deci-Scale Aerobee 150 is a 1/10 scale of the popular sounding rocket designed by Aerojet General. The line began as the Aerobee-Hi and...
$30.99

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SEM KV-13 Semroc Astrobee 350

Semroc Astrobee 350

Astrobee 350 Semi-Scale model. Recommended Motors: Engine Approx. Altitude A8-5  250'  B6-6  650'  ...
$13.99

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SEM KA-31 Semroc Baby Orion

Semroc Baby Orion

The Semroc Baby Orion is a half scale version of the Centuri Orion (Semroc version here). It uses standard mini-engines when you want to fly in...
$23.99

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SEM KV-81 Semroc Bandit

Semroc Bandit

The Semroc Retro-Repro™ Bandit™ has been in the works for some time. It is a recreation of the original design by Mark Kellner, featuring...
$25.99

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SEM KV-45 Semroc Blue Bird Zero

Semroc Blue Bird Zero

The Semroc Retro-Repro™ Blue Bird Zero™ is based on Mike Dorffler's popular design from the 1980's. It large size makes it a...
$26.99

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SEM KA-30 Semroc Cherokee C

Semroc Cherokee C

One of Gene Street's most popular designs has been downsized to the Semroc Cherokee C.  The Cherokee D was one of Estes' D-Powered kits...
$18.99

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SEM KV-84 Semroc Cherokee D

Semroc Cherokee D

Semroc's Cherokee-D has now been released by popular demand for an early Gene Street design. One of the first D powered designs, it launched a...
$27.99

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SEM KV-43 Semroc Excalibur Kit

Semroc Excalibur Kit

The Semroc Excalibur™ is a Retro-Repro™ version of an early Centuri kit from 1972. It is over two feet tall and performs well on a wide...
$16.99

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SEM KV-65 Semroc Hawk Boost-Glider

Semroc Hawk Boost-Glider

Boost-gliders are fun! The Semroc Hawk is a great way to try your skills at building a boost-glider. The Hawk rockets to apogee, then...
$8.99

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SEM KD-2 Semroc IQSY Tomahawk Kit

Semroc IQSY Tomahawk Kit

At Sirius Rocketry we love scale, so this addition to the Semroc Deci-Scale line fits here nicely. The IQSY Tomahawk is a nice beginners scale...
$12.99

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SEM KD-4 Semroc Iris Kit

Semroc Iris Kit

Another addition to Semroc's Line of Deci-Scale kits. The Iris is another nice beginner's scale model, with an interesting roll...
$17.99

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SEM KV-33 Semroc Laser-X

Semroc Laser-X

The Centuri Laser-X was one of the signature kits of the Centuri Engineering Company.  Introduced in 1968, it had a great futuristic feel and...
$21.99

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SEM KS-3 Semroc Little Joe II

Semroc Little Joe II

The Estes Little Joe II was released in 1968 as a companion to the Saturn 1B. It shared the same 1/70 scale Apollo Capsule. The Little Joe II was...
$26.99

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SEM KV-54 Semroc Mars Lander

Semroc Mars Lander

At Sirius Rocketry, we were excited when one of out all-time-classic favorites was revised and released as part of the "Retro-Repro" line...
$49.99

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SEM KV-68 Semroc Midget

Semroc Midget

The Semroc Retro-Repro Midget was designed by Bill Simon in 1968 when he was Vice President of Estes. It was specially designed for the then new...
$10.99

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SEM KA-29 Semroc Mini Omega

Semroc Mini Omega

The Semroc Retro-Repro Mini-Omega is a downscaled version based on the two-stage design by Mike Dorffler of his launch vehicle for his world famous...
$25.99

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SEM KD-7 Semroc Nike-Tomahawk

Semroc Nike-Tomahawk

Another addition to Semroc's Line of 1:10 scale "Deci-Scale" kits. Over three feet tall, the Nike-Tomahawk is the largest Semroc...
$22.99

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SEM KV-76 Semroc Nomad

Semroc Nomad

This used to be one of my favorites from the old Centuri line-up. The Semroc Retro-Repro™ Nomad™ is a recreation of the Centuri...
$18.99

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SEM KV-66 Semroc Orbital Transport

Semroc Orbital Transport

    One of my favorite kits years back was the original Estes Orbital Transport. Based on some early Space Shuttle concepts, the model was...
$29.99

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SEM KV-41 Semroc Orion

Semroc Orion

One of the Centuri Corporations signature kits, the Orion was the "heavy lifter" of the Centuri fleet. Semroc has brought back this...
$39.99

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SEM KV-73 Semroc Satellite Killer

Semroc Satellite Killer

The Semroc Retro-Repro Satellite Killer is a re-creation of the 1980 Centuri "War in Space" series kit. Cool looks and fun to fly! 14"...
$34.99

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SEM KV-34 Semroc Scrambler

Semroc Scrambler

When I was growing up with the huge range of Estes kits, the Scrambler was the definition of egglofter!  First introduced in 1968, the clustered...
$33.99

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SEM KLV-33 Semroc SLS Laser-X

Semroc SLS Laser-X

The Semroc SLS Laser-X is a large-scale version of the infamous Laser-X!  Over three feet tall, the SLS Laser-X is built to take the thrust of...
$79.99

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SEM KV-38 Semroc Space Shuttle

Semroc Space Shuttle

One of the early designs of the NASA Space Shuttle called for the entire stack to be recoverable. To do this, the Shuttle would consist of a winged...
$29.99

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SEM KV-86 Semroc Sprite

Semroc Sprite

The Semroc Retro-Repro Sprite is based on the classic design by Gene Street from 1964 that used the original "Shorty" engines. Using tumble...
$11.99

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SEM KV-21 Semroc Starlight

Semroc Starlight

The Semroc Retro-Repro  Starlight is based on the classic design by Bill See from 1967 that became an instant classic. It has been one of...
$19.99

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SEM KV-85 Semroc Starship Excalibur

Semroc Starship Excalibur

Back in the 70's I remember seeing a line-drawing of the Starship Excalibur on the parts page of the Estes Catalogs. Semroc give you a chance to...
$39.99

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SEM KV-78 Semroc Starship Vega

Semroc Starship Vega

Another one of those kits I dreamed of building in my early rocketry days! The Semroc Retro-Repro™ Starship Vega™ is the first of their...
$32.99

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SEM KV-27 Semroc Swift Boost-Glider

Semroc Swift Boost-Glider

Boost-gliders are fun! The Semroc Swift is a great way to try your skills at building a boost-glider. The Swift rockets to apogee, then...
$14.99

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SEM KN-2 Semroc Tau Zero

Semroc Tau Zero

I have always liked foward-swept fins, and our friend Jay Goemmer has created a neat design with them that fits right in with the kind of futuristic...
$18.99

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SEM KV-42 Semroc Taurus

Semroc Taurus

One of my favorite Centuri kits in the history of model rocketry was the Taurus. With lots of transitions, tubes, cones, and a spiffy paint job, it...
$31.99

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SEM KV-71 Semroc Trident

Semroc Trident

The original Estes Astron Trident first made its appearance in 1968, and used a unique ducted ejection system which routed the ejection gases through...
$44.99

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SEM KV-77 Semroc U.S.S. America

Semroc U.S.S. America

The Semroc Retro-Repro U.S.S. America is a recreation of the classic Centuri Super-Kit released in 1975. Whereas the original used 18mm...
$54.99

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SEM KM-1 Semroc Rocket Rack

Semroc Rocket Rack

This easy-to-build model rocket display stand can be used for display or storage of your rocket. Fun and simple to assemble from laser-cut heavy...
$7.50

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