Greetings! This is my first topic post, and I just wanted to ask a quick question. I just started collecting/shooting catapults last year and I'm looking to buy another from a local weapons shop, 'solware'. They have a 'steel' catapult which I wish to buy, and it looks like a dankung chinese...
An updated version along with PDF download can be found
Here is a chart to help you quickly see the difference between the various tube sizes available from Dankung.
Cross section area is directly related to draw strength.