• Easy to build
• Complete step-by-step Instructions
• No glue, no paint, no tools needed
• Beautifully detailed
• In da Vinci's original drawings, this stone throwing siege catapult showed gears, a release mechanism, and a solid wood base.

In the hobby industry, few companies have built as bold and dynamic a reputation for quality products and technical achievement as Model Rectifier Corporation.More than a half century ago, MRC began its march toward hobby product leadership by designing model railroad train controls with a level of realism and power previously unavailable. Today, MRC's technology-rich Tech 6 and Prodigy DCC lead a long list of MRC engineered train controls and sound systems respected and enjoyed by millions of model railroad hobbyist around the world.

We don't accept return, but if the product you receive is broken or wrong, we will provide full or partial refund.