Torsion and Tension Catapult Plans CD Torsion and Tension catapult plans including the Onager, Ballista, Petraria, Mangonel, Scorpion II and a new RatTrap Catapult, plus lots of other useful and interesting information about catapults and model making!

Now FREE SHIPPING too!
   $19.95  more info

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Trebuchet Plans on CD A big variety of Trebuchet plans in PDF Format on one big CD-ROM, including bonus Onager plans and our E-books too!

Plus FREE SHIPPING!
   $24.95  more info

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Trebuchet Simulators and Plans on CD A big variety of Trebuchet plans in PDF Format, PLUS the Atreb and FAT/F2K Trebuchet Simulators, AND plans for the Onager and E-books too!

And FREE SHIPPING!
   $39.95  more info

[Out Of Stock]

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Fundamentals of Hurling CD-ROM bundle Get our e-books, the trebuchet simulators Atreb and FATsim, and lots of high quality artwork on one big CD-ROM!
Free Shipping!
   $39.95  more info

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Catapult and Trebuchet Book Catapult Design, Construction and Competition with the Projectile Throwing Engines of the Ancients, and Forward by Ron Toms. If you've ever wanted to build a catapult or trebuchet, then you need to buy this book!
   $19.95  more info