? Ramline Universal Bi-Pod?

[westcoaster]

http://www.cabelas.ca//store/?ID=4530

Anybody have one, are they any good? I am thinking about getting one to swap between my rifles. Are there any cheap alternatives or DIY options that may be better?

Thanks, Cheers

Edit: I did end up getting one, works great, strong spring solid barrel connection. Even works on tube mag of 22.