Eisco Garage Physics Large Trebuchet DIY Kit - 21 Inch Beam Arm Made in U.s.a.
hbarsci (17155)
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Price:
$79.99
Free shipping
Est. delivery Wed, Jun 18 - Tue, Jun 24Estimated delivery Wed, Jun 18 - Tue, Jun 24
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30 days returns. Buyer pays for return shipping. If you use an eBay shipping label, it will be deducted from your refund amount.
Condition:
Brand NewBrand New
With a simple counterweight, beam arm, and sling, heavier projectiles can be launched much further than is possible with other siege engines. Think of it as a machine which transforms gravitational potential energy into kinetic energy.