Generally the advice about bipods on springers is: Don't.
You'll upset the shooting performance if you rest the gun on a 'pod. However nothing is stopping you from just supporting the forend lightly on something.
Do a quick search for: "TX200 Bipods" because I've asked this question before
Edit:
http://www.airgunbbs.com/showthread....ht=TX200+Bipod
Hope that helps,
David.